Product Description
High Pressure 25 bar 31 m3/min Air Compressor
Product Description
Our double axle, diesel driven CZPT range can be found in a wide variety of applications throughoout in China. This Popular range has been successfully ultilized on many major railway, building and road constructions projects. Hydro-electric, shipbuilding, mining, tunneling, and major land excavation projects are further examples of where CZPT has been used to enhance productivity.
Featuring high capacities, high pressure variants the CZPT double axle range combines top quality screw air ends with well proven diesel engines and simple mechanical controls.
| Model | 31-25 |
| Air pressure | 25 bar |
| Air output | 31 m3/min |
Packing and Transport of Air Compressor
Packing: Seaworthy packing
Delivery: Normally 15-20 days after your down payment. Shipping by sea, air or express are all available.
Company Profile
Glorytek Industry (ZheJiang )Co.,Ltd.,
located in ZheJiang , China, is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for decades. We are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients.
Our products are widely used in the scope of mining, water well drilling and exploration, anchor grouting project, side slope protection engineering, oil and gas engineering,underwater rock drilling & blasting operations of seaport channel, hydropower project, national defense projects ect.
Exhibition
Certifications
Customer Photos
FAQ
After-sale Warranty
(1) Within the period of the first year after delivery, the main parts of air compressor are guaranteed to be supplied free of charge once the problem caused by the quality issue.
(2) Service at working site: If need, our technical engineer can be dispatched to the working site for technical service, but the expense of ticket, accommodation, diet, service charge shall be on buyer’s account.
(3)Timely after-sale assistance shall be provided all the time.
FAQ
Q: Are you original manufacturer or trading company?
A: We are an integrated corporation specialized in manufacturing and exporting.
Q: Can you supply related drilling tools?
A: Yes, we can supply full set of drilling tools, such as drill pipe, tricone bit, PDC bit, drag bit, DTH Hammer and bit. Moreover, we
have drilling equipments like rigs, mud pump, etc. as well.
Q: Which payment terms can you accept?
A: Normally we prefer 30% advance payment after purchase order by T/T, 70% remaining payment before shipping by T/T. And 100%
advance payment after purchase order by T/T for small orders.
Q: How is your delivery time?
A: This will depend on your purchasing quantity. Normally we can deliver 15-20 days.
Q: How can you ensure the quality?
A: We have our professional QC and all the products will be strict inspection and testing for every order before shipping out
Contact Us
Jane Cheng
Sales Representative
Glorytek Industry ( ZheJiang ) Co., Ltd.
Address:No.B-2507, Xihu (West Lake) Dis.WeiCheng, GuanZhuang,Chao Yang District, ZheJiang , China.
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Installation Type: | Movable Type |
| Customization: |
Available
|
|
|---|
What to Look For When Buying an Air Compressor
An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.
Single-stage air compressors are quieter
When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over three thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.
Two-stage air compressors are more energy efficient
Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have two pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.
Piston-driven air compressors are quieter
A piston-driven air compressor is one of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The two main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the two types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.
Oil-lubricated air compressors are more cost-effective
There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose one with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which one is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.
editor by CX 2023-04-22
China supplier CZPT Rand 2-2475e5 2-2475e5-V 2-2475e5-P Two-Stage Electric Duplex Reciprocating Air Compressor 5HP 120 Gallon Horizontal air compressor CZPT freight
Product Description
Ingersoll Rand Two-Stage Electric Duplex Reciprocating Air Compressor 2-25 hp
model:
2-2475E5 2-2475E5-V 2-2475E5-P
2-2475E7.5 2-2475E7.5-V 2-2475E7.5-P
2-2545E102-2545E10-V 2-2545E10-P
Features:
- Long-Life: Durable cast iron construction, long-lasting extended pump life designed for over 15,000 hours of trouble-free use
- Flexible, Compact Design: 100% continuous duty with automatic duplexing or alternating of compressors, ideal for applications where space is at a premium
- Easy to Service: Individually cast cylinders, overhung crankshaft and 1 piece connecting rod simplifies maintenance and service
- Reliable Operation: All Season Select synthetic lubricant increases efficiency; with 2,000 hours of service between changeouts, it performs 4 times longer than petroleum-based lubricants
- Two-Year Warranty Available: Purchase an All-Season Select lubricant start-up kit, and receive all the parts you need for start-up and the first year of maintenance, along with an extended pump warranty
- Available Feature Packages (5, 7.5, 10 hp)
Value Package: Includes 100% cast iron pump, ASME-coded receiver tank, ODP motor, magnetic motor starter, automatic start/stop control with pressure switch, oil sight glass (10 hp only) and manual drain
Value Plus Package: Includes all Value Package features along with upgraded electric drain and air-cooled aftercooler
Premium Package: Includes all Value Plus Package features along with low oil level switch and upgraded dual control with centrifugal unloader (10 hp only)
Specifications:
Crownwell Reciprocating piston Air Compressors shipment:
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
Choosing an Air Compressor
Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.
Positive displacement
There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses two lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other one to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.
Oil-injected
Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these two air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.
Oil-free
When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in one minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.
Single-stage
A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses two valves – one for inlet and one for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is one that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.
Low-noise
A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase one with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise one is an excellent choice.
editor by CX 2023-04-21
China 480C Chrome Truck Mount Constant Duty Air Compressor for Car Truck Trailer Train Horns Suspension Systems wholesaler
Design: Alexander 126H
Calendar year: 1976-1991
Motor: –
OE NO.: VU4
Automobile Fitment: ABG
Problem: New
Guarantee: 1 Year
Voltage: DC12V
Car Design: Universal
Model Amount: Air Compressor 480C
Compressor variety: Universal Vehicle Ac Compressor
Software: Cair air journey suspension program
Packing: Neutral Packing
MOQ: 2PCS
Top quality: High Functionality
PAYMENT: T/T. thirty% Deposit.Western Union
Solution Identify: Air experience compressor
Certification: CE ROHS ISO9001
Packaging Particulars: Carton Box , Pallets
CZPT High Efficiency Air Journey Suspension Compressors ,.480C is a really rated, 200 PSI-rated compressorProduct DetailsProduct DetailsAble to operate 200 CZPT in tanks as massive as 10-gallons in dimensions, the 480C’s are ideal for air suspension, air inflation, air equipment,and blasting Train Horns. With a one hundred% responsibility cycle at one hundred PSI, the 480C twin pack was built for the tough positions thatrequire an extended run time. Making 3.53 CFM of force, the 480C is much more rapidly than your common consistent duty compressor, in a position to recharge a 2-gallon tank from 165-two hundred CZPT in only about 30 seconds, and recharging a 5-gallon tank from 165-200 CZPT is just more than a minute and a half.The 480C dual pack comes total with a distant mountable ingestion filter assembly, or ” low-cost parts for bicycles cycle brake wire agali set gear sprocket bicycle passion professional bike spare parts Air Filter Snorkel Kit”, allowing you to relocate the air filter up to 6 ft absent to keep it away from moisture and debris. It also involves a normal 3/8″ NPT stainless steel braided chief hose with check out valve and insulated wiring for fast installation, as effectively as 2 large-obligation forty-amp relays and a 165 CZPT cut-on, 200 CZPT lower-off large-obligation stress switch.Technical specs: * Stainless Steel 3/8″ NPT Chief Hoses & Check Valves * Oil-much less Style * Pewter End * Automated Reset Thermal Overload Protectors * 3.fifty three CMF @ CZPT * 100% Responsibility Cycle @ a hundred CZPT – Constant Duty * Max Tank Dimension: 10-Gallon * Max Amp Attract: forty four Amps @ 12-Volts * one hundred sixty five-two hundred CZPT Pressure Swap with 1/8″ NPT Threads & 40 Amp 4 Pin Relays * Compressor Size: 10.87″ (276.09 mm) * Compressor Width: 4.2″ (106.sixty eight mm) * Compressor Top: 6.75″ (171.45 mm)
| Item | Air Ride Suspension Chrome Compressor 480C |
| Material | Aluminum |
| Voltage | DC12V |
| Flow | 1.8CFM |
| Brand | ALITAIR |
| Warranty | 1 Yr |
| Thread | 1/4″3/8″ Planetary Equipment DC Motor 48v 36v 120w dc motor brushless |
A Buyer’s Guide to Air Compressor Types
There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with two pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
Single-stage air compressors
A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the two types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.
Rotary vane compressors
Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last nine to eighteen months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
Rotary vane compressors with low-noise models
If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for two to five diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
Rotary vane compressors with two pistons
The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose one with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.
editor by CX 2023-04-21
China manufacturer Air Compressor 17 Bar for Deep Water Well Drilling Rig Diesel Screw Air Compressor arb air compressor
Product Description
Screw Air compressor
Diesel portable air compressor:
1.Low operating sound and less vibration design.Easy serviceability.
2.Low fuel consumption to realize far distance outdoor usage;Full protection system,energy saving.
3.High efficient Airend: Large diameter rotor, airend connect with diesel engine through coupling and no reduction gear inside,more reliability, the rotate speed is same with the CZPT brand, satisfy the emission requirement of Europe,low oil consumption, after sale service system all over China.
5.Good adaptability: The Air Compressor automatically control the air delivery of diesel engine by matching the demand of air consumption, which equals to frequency conversion control in motor power screw air compressor.
Advanges of Air Compressor:
1.Air filteration system: High efficient air inlet filter to prevent motor and airend rotors damaged by dirt particles
2.High efficient airend: Large rotors design and large bearings are used to ensure low RPM.This ensured low operating sound minimal vibration and extended operating life
3.Modulation Control: Based on air demang,the modulation valve will control the inlet air capacity and diesel enginer RPM to minimize the fuel consumption . Its features maximum energy saving.
4.Control panel: easy to control; high water temperature alarm , high pressure alarm ,high discharge air temperature alarm and high RPM alarm are all part of it’s features.
5.Diesel Engine: Using well known diesel engine like Yuchai, this ensure superior performance and reliablity of the compressor.
6.Cooler: Larger cooler and fan design to ensure maximum cooling especially for the extreme operating environment.
| Specification | |
| Model | GLCY1050 |
| Air delivery ( m3/min) | 29 |
| Working pressure ( Mpa) | 2.3MPa |
| Weight(kg) | 5000 |
| Size(mm) | 3500*1950*2030mm |
Company Profile:
Glorytek Industry (ZheJiang ) Co., Ltd. is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for more than 20 years. We are supported and assisted by highly experienced R&D team and enginners that enable us to complete all the assigned projects successfully as per clients’ requirements.
Our factory covers an area of 250,000 square meters, construction area is about 150,000 square meters, having machining machinery, CNC processing center, friction welding machine, testing equipments etc. over 200 sets and more than 600 employees.
Our products have been exported more than 60 countries, including Australia, Russia, Soutn Africa, Zimbabwe, Malaysia, Indonesia, South Korea, France, Sweden, USA, Canada, Haiti etc.
After-Sale Service:
* Training how to instal the machine, training how to use the machine.
* Engineers available to service machinery overseas.
FAQ
Q: Are you a factory or a trading company?
A: We are an integrated corporation specialized in manufacturing and exporting.
Q: What is your payment terms?
A: We can accept T/T,L/C.
Q:.What is your MOQ? How long is the delivery time?
A: Our MOQ is 1 sets. Normally for drill rig, the delivery time is about 25-30 days after receiving payment, the drilling tools would be about 15 days.
Q:. How long is the warranty?
A: The guarantee period for mainframe is 1 year (excluding the quick wear parts).
Q: Can we print my Logo on the products?
A: Yes, we can. We support OEM .
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Customization: |
Available
|
|
|---|
A Buyer’s Guide to Air Compressor Types
There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with two pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
Single-stage air compressors
A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the two types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.
Rotary vane compressors
Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last nine to eighteen months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
Rotary vane compressors with low-noise models
If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for two to five diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
Rotary vane compressors with two pistons
The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose one with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.
editor by CX 2023-04-21
China OEM 50HP De Ar Oil Free Face Mask Air Purifier Machines Silent Air Compressor air compressor CZPT freight
Product Description
50HP de ar oil free face mask air purifier machines silent air compressor
ZAKF compressor manufacturing co.,ltd is a professional air compressor research, development and production of large enterprises. CZPT is 1 of China large professional screw air compressor manufacturer, and the OEM air compressor platform in china.
ZAKF compressor Design, manufacturing at a high starting point, advanced technology, superior level of systematization, its core competencies to guide the development trend of the industry, stable and reliable. ZAKF import advanced technology from europe, through constant practice and improvement, design a new generation of “ZAKF” air compressor. Improved quality assurance manual, advanced production process, control management program files comprehensive, standardized, ensuring high quality brand name products “ZAKF”, stable and durable. High quality, intimate service get the praise from users all over the world.
Permanent Magnetic Screw Air Compressor
Advantage of CZPT air compressor
We offer you a caring controller interface,it will guide you very easily control of air compressor,to provide the source 50HP de ar oil free face mask air purifier machines silent air compressor
Xihu (West Lake) Dis.nized window prompts,
showing a variety of languages including stick out a HangZhou,Chinese,Words,human–computer exchange of information convenient,and can upgrade the software.
Electric control system
Reliable quality of Schneider electric element to ensure the long-term,without machine avoidance operation,low energy consumption,reduced low operation cost.
Safe,efficient air filter system
Long life filter design,filter large area,small air breathing resistance,in deep keep air clean and free of impurities.
Efficient oil filter
More effectively remove impurities in lubricating oil quality and deterioration ,the maximum in deep the service life of the host.
Efficient separation of oil and gas
Large volume of oil and gas in the whole barrel the internal pressure ratio optimization ,stability fixed source
Oil and gas separation effect is excellent,by cyclone separation,gravity separation, oil the 3 stage of the oil separation and fine processing .after the compressed air oil products the amount is controlled in an ideal range.
Body damping device
Effectively reduce the rotation of the body to avoid vibration,low frequency noise by CZPT resonance produced by the transmission .
Elastic coupling
With the main motor of screw extrude the elastic shaft coupling then ,the maximum guarantee.to the credibility of the connection,transmission high efficiency.
High quality motor
Using high-quality name brand motor,protection grade IP23,insulation grade f ,also according to the user special requirement separate design.
Warranty
compressor machine : 1year
Airend : 2years
Motor : 1year
ZAKF Screw Air Compressor USE on The World
Our Customer
Contact
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Semi-Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
How to Repair and Maintain an Air Compressor
A compressor is a device used to move air from one place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.
Positive displacement
Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are two types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the two types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
oil free
If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in one minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
double acting
A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
fuel tank pressure switch
You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.
energy source
The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require three separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require three separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.
editor by CX 2023-04-20
China best CZPT 750W Small Silent Oil-Free Air Compressor 24L Low Noise Movable Dust Blowing Air Pump air compressor repair near me
Product Description
FIXTEC 750W Small Silent Oil-free Air Compressor 24L Low Noise Movable Dust Blowing Air Pump
Main Products
View more products,you can click product keywords…
| Main Products | ||
| Power Tools | Bench Tools | Accessories |
| Hand Tools | Air Tools | Water Pumps |
| Welding Machine | Generators | PPE |
Product Description
EBIC Tools is established in 2003, with rich experience in tools business, FIXTEC is our registered brand. One-stop tools station, including full line of power tools, hand tools, bench tools, air tools, welding machine, water pumps, generators, garden tools and power tools accessories etc.
|
Model NO. |
FAC75571S |
|
Brand |
FIXTEC |
|
Specifications |
24L Oil Free Air Compressor |
|
Package |
Carton Size: 65*25*51.5cm Qty/CTN: 1PC |
Recommended products
Customer Evaluation
Company Profile
FAQ
FIXTEC team is based in China to support global marketing and we are looking for local distributors as our long term partners,Welcome to contact us!
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling |
| Cylinder Arrangement: | Parallel Arrangement |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Compress Level: | Single-Stage |
| Samples: |
US$ 77.8/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
The Air Compressor Is a Versatile Tool
The Air Compressor is one of the most versatile tools in any garage or workshop. It is easy to use and can perform a variety of tasks, from jackhammering to drilling. These machines are available in a wide variety of sizes and types, making it an excellent choice for a variety of situations. With a single motor, you no longer need separate motors for each tool. Its lightweight, compact design makes it easy to handle, and the single motor also reduces wear on parts.
Oil-injected
Oil-injected air compressors require a large amount of lubricant, which needs to be added to the sump regularly to maintain optimum performance. As there are many types of industrial fluids, a well-intentioned maintenance technician may add the wrong lubricant to the compressor. If this happens, the compressor will become incompatible with the lubricant, resulting in excessive carryover and the need to flush and replace downstream air treatment components.
Typically, the G 110-250 oil-injected rotary screw compressor from Atlas Copco provides reliable compressed air, preventing costly downtime. The G110-250 oil-injected rotary screw compressor is highly reliable and durable, enabling it to function in temperatures up to 46degC/115degF. Despite the oil-injected air compressor’s robust design, this unit requires very little on-site installation, and it features simple operation.
The primary advantage of oil-injected air compressors is the reduced cost of running. The cost of oil-free compressors is less than half of that of oil-injected ones, and it will require fewer maintenance costs in the long run. Moreover, the oil-free system is more environmentally friendly than oil-injected air compressors. But the drawbacks of oil-injected air compressors are substantial, too. It can contaminate finished goods and cause a significant financial risk for the manufacturer.
An oil-injected rotary screw air compressor offers several advantages over its counterpart. First, it features an innovative vertical design with variable-speed drive, allowing it to run more efficiently. Second, oil-injected air compressors reduce energy consumption by up to 50% compared to non-oil-injected air compressors. They also have a thermostatic valve, allowing them to maintain an optimum temperature. Thermostatically-regulated oil coolers allow the compressor to run more quietly.
Oil-free
What is an oil-free air compressor? The name refers to a type of air compressor that does not contain oil in the compressor chamber. Oil-free air compressors still use oil for various purposes, including lubricating the moving parts and managing waste heat. However, many people do not realize that their air compressor still requires oil for proper functioning. This article will explore why this type of air compressor is preferable for many users.
First of all, oil-free air technology has many benefits. For one, it reduces the energy cost involved in filtering air, and it minimizes leaks. Moreover, it also reduces the oil costs associated with compressor refills. And finally, it reduces the risks of contamination. Oil-free air technology is the future of compressed air. If you’re looking for an oil-free air compressor, here’s what to look for in your search.
Depending on the purpose of your air compressor, it may be beneficial to invest in an oil-free air compressor. Oil-lubricated air compressors are generally more durable than their oil-free counterparts, but they may cost twice as much. You should still consider the cost of ownership before purchasing an oil-free compressor. The oil-free models can be easier to transport, and they are more powerful. Moreover, they’re quieter than oil-lubed models.
An oil-free air compressor also means less maintenance, as it doesn’t need oil to work. This type of air compressors also features fewer moving parts, which means fewer places for problems to develop. All oil-free air compressors are manufactured to meet ISO Class 0 and 1 air purity standards. They also have less noise and vibration compared to their oil-based counterparts. So, why not choose an oil-free air compressor for your business?
Gasoline
When choosing a gas-powered air compressor, it’s important to consider the advantages of gasoline. This energy source can power a large air compressor without electricity. However, this type of air compressor lacks electrical hookup, so you’ll need to run an extension cord if you need to use it at a distance. However, gas compressors are able to function with just a gas tank. This makes them ideal for medium to heavy-duty industrial applications.
Another important consideration when choosing a gas air compressor is its size. Larger compressors are typically larger than portable ones and require more space. This makes them easier to transport and operate on the go. However, if you’re not sure which type of air compressor is best for you, consider the gas-powered versions. While they may be lighter, they don’t run as smoothly as their electric counterparts. Gasoline-powered compressors are not as portable as their electric counterparts and require proper maintenance.
Electricity
Electricity in an air compressor is not cheap. A 25 HP air compressor runs for ten hours each day, five days a week. The motor in these machines consumes 746 watts per hour. To find out how much electricity the equipment uses, multiply the wattage by the running time. For example, if the compressor runs for three hours, then it will use 1.9 kilowatt hours of electricity. To determine how much electricity an air compressor uses per day, you can calculate the kilowatt hours and multiply the number by the utility rate. Considering this, you can determine the cost of running your air compressor once per month.
The cost of operating an air compressor depends on the type of compressor. Electric air compressors are often silent and can run without any maintenance. These tools can be left unattended for up to four thousand hours before requiring repair. Electric air compressors require higher power for higher pressure, so you should plan accordingly. Whether or not you need a maintenance visit is up to you, but the benefit of not having to spend a fortune on repairs is priceless.
Although compressed air is not an energy-efficient source, its use in a variety of applications may save you money and kilowatts. Since an air compressor uses power when it is running, the cost is lower than the cost of operating a power tool. If you plan to use your air compressor for a long time, make sure that it is maintained properly. Proper care will save you money and power, and you may even be able to get an extended warranty if the compressor breaks down.
Variable frequency drive
The main purpose of a variable frequency drive (VFD) in an air compressor is to reduce energy consumption in the process of compression. A single motor drag system cannot adjust its speed continuously according to the weight of the load. By applying frequency control to the compressor, the power consumption can be reduced while maintaining the same pressure level. Therefore, a VFD is an excellent choice for compressors. Its benefits are numerous.
A VFD can also monitor the temperature of the motor and send error signals if the motor is running too hot or too cold. This eliminates the need for a separate sensor to monitor the oil pressure. These functions are useful not only in lowering energy consumption, but also in improving the performance of an application. Moreover, a VFD can monitor additional variables such as temperature and motor speed. Hence, it is a useful investment.
When using a VFD, it is crucial to choose the right motor. The speed of the compressor should be within the maximum starting limit of the motor. The air tank may be of any size, but a constant pressure limit is required to keep the VFD running within the service factor of the motor. In addition to a VFD, a master controller should also include a remote pressure set point and a PID card for a master controller. The transmitter should incorporate all useful data from the VFD, including the speed and the oil temperature. The VFD must be tested before it is integrated with the master control. It should be tested for min and max speed, temperature, and current within the expected range.
The use of a VFD in an air compressor has many benefits. One of the most notable is the reduction in power consumption. Fixed-speed compressors run on set points of six to seven bar. An extra bar of compression uses 7 percent of energy. This energy is wasted. A VFD-powered air compressor can also increase the life span of compressor parts. It is one of the best investments in your compressor. So, why wait any longer?
editor by CX 2023-04-20
China Standard 7.5kw 10HP Combined Rotary Screw Air Compressor Fixed Speed with Air Dryer, Air Filter and Tank air compressor for sale
Product Description
7.5kw 10HP Combined Rotary Screw Air Compressor Fixed Speed with
Air Dryer, Air Filter and Tank
Company Introduction
ZheJiang Compressor Import & Export Co.,Ltd is a company integrating air compressor production and trade. located in the logistics capital of China, 1 of the important
birthplaces of Chinese civilization-HangZhou, ZheJiang Province.
With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and remowed in the industry,We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , 1 step ahead ambition .
With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .
We warmly welcomes people from all around the world to visit the company to guide the establishment of a wide range of business contacts and cooperation .
Choosing KOMPRESSOR compressor is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !
FAQ
Q1: Are you factory or trade company?
A1: We are a company integrating air compressor production and trade. Please check Our Company Profile.
Q2: What the exactly address of your factory?
A2: Room 1016, Building 1, IEC international Enterprise Center , Liuqing Street, LHangZhou District , HangZhou , ZheJiang
Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes.
Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Single Screw Compressor |
| Customization: |
Available
|
|
|---|
A Buyer’s Guide to Air Compressor Types
There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with two pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
Single-stage air compressors
A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the two types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.
Rotary vane compressors
Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last nine to eighteen months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
Rotary vane compressors with low-noise models
If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for two to five diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
Rotary vane compressors with two pistons
The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose one with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.
editor by CX 2023-04-19
China Good quality CE Approved Powerful Portable 135L Dental Air Compressor with Hot selling
Product Description
product details:
For dental laboratories and dental clinics, the request to provide oil-free compressor, water and sanitation, compressed air, is the most important.
UMG to provide the perfect dental compressor technology solutions of tank anticorrosive treatment to meet your stringent requirements, you will get as followings:
1. Reliable and meet the requirements of the dental equipment manufacturers.
2. More than 24 liters each pressure vessel has a supervisory inspection certificate.
3. For dentists and dental technicians to provide a reliable source of green gas.
4. To eliminate the risk of infection in patients with.
5. Applicable to a wide variety of equipment, dental laboratory.
6. Effective prevention of dental equipment wear and tear.
Features:
1. silent design with very low noise below 60 db for environment protection
2. superfine quality induction motor ensure 2000 hours working life
3. motor with thermal protection system ensure reliable operation
4. maintenance-free & permanent lubrication system
5. CZPT hardness cylinder ensure durable working performance
6. powerful air flow for high air consumption air tools
7. pure compressed air for medical disposal
8. low vibration
| product name | type | industry |
| dental air compressor | dental chair auxiliary | dental area |
Other styles
| Applicable Departments: | Dental Clinic |
|---|---|
| Certification: | CE |
| Type: | Filling Auxiliary Materials |
| Material: | Metal |
| Brand: | Umg |
| Power: | 3*850W |
| Customization: |
Available
|
|
|---|
How to Choose the Right Air Compressor
An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
Electric motor
While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with two digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
Oil bath
Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.
Start/stop control
An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
Variable speed drive
A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between forty percent and eighty percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.
editor by CX 2023-04-18
China Good quality AC Industrial Screw Oil Free Two Stage Air Compressor Ofw250VSD air compressor lowes
Product Description
The founder led his team and launched an after-sales service company specialised in oil-free rotary screw air compressors in 2005, offering a range of products from airends to compressors of leading brands. With previous experience in maunufacuting oil-free air compressors, the founder established a workshop in ZheJiang in 2009 specialised in manufacturing oil-free airends and on site testing.
The workshop was such a success ZheJiang NAPU Compressor Co. Ltd. was then founded in 2012.
NAPU Compressor is compliant with ISO 8573-1, Class 0 standard and audited by TUV Rheinland and China National Quality Inspection Center of Compressor and Refrigerator.
The company is also compliant with ISO 9001:14001 and is CZPT in the domestic market for its quality-driven culture. The oil-free compressors manufactured by the company are used in a variety of sectors including some of our valued clients like CASC-China Aerospace Science Corporation, NORINCO-China North Industries Group, CNNC-China National Nuclear Group, CHANG AN AUTO, SINOPHARM, BYD and CALT and Sino-Chemical etc.
Continuous improvement in productivity and efficiency is our goal, and we continue to offer an extensive services including our own branded oil-free compressor package as well as after-sales services for other leading brands.
| Napu Model No. | Working pressure | FAD | Dimension(L*W*Hmm) | Weight (kg) | Speed RPM | Air outlet pipe diameter | Power | Air Cooling capacity | ||
| BarG | m3/min | mm | mm | mm | kg | rpm | kW | m3/h | ||
| OFW55VSD | 7.5 | 4.5-8.8 | 2100 | 1450 | 2000 | 2080 | 2970 | DN50 | / | / |
| 8.6 | 4.4 – 8.4 | |||||||||
| 10.4 | 3.8-7.3 | |||||||||
| OFW75VSD | 7.5 | 7-14 | 2100 | 2975 | ||||||
| 8.6 | 6.6-13.4 | |||||||||
| 10.4 | 5.8-12.1 | |||||||||
| OFW90VSD | 7.5 | 7.5-15.9 | 2150 | 2975 | ||||||
| 8.6 | 7.5-15.7 | |||||||||
| 10.4 | 7-14.1 | |||||||||
| OFA110VSD | 7.5 | 8.7-18.4 | 2600 | 1650 | 2300 | 3750 | 2980 | DN80 | 11 | 30000 |
| 8.6 | 8.1-17.2 | |||||||||
| 10 | 7.5-16 | |||||||||
| OFA132VSD | 7.5 | 10.6-21.8 | 3850 | 2980 | ||||||
| 8.6 | 9.3-19.5 | |||||||||
| 10 | 9.2-19 | |||||||||
| OFA145VSD | 7.5 | 10-23.2 | 3950 | 2980 | ||||||
| 8.6 | 10-21.5 | |||||||||
| 10 | 9.5-19.9 | |||||||||
| OFA160VSD | 7.5 | 12-27.9 | 4050 | 2980 | ||||||
| 8.6 | 12-25.7 | |||||||||
| 10 | 11-23.8 | |||||||||
| OFW110VSD | 7.5 | 9-19.1 | 2600 | 1650 | 1800 | 2700 | 2980 | DN80 | / | / |
| 8.6 | 8.3-17.1 | |||||||||
| 10 | 7.5-16 | |||||||||
| OFW132VSD | 7.5 | 11~23 | 2840 | 2980 | ||||||
| 8.6 | 10-22.6 | |||||||||
| 10 | 10-20.4 | |||||||||
| OFW145VSD | 7.5 | 10-23.5 | 2980 | 2980 | ||||||
| 8.6 | 10-21.7 | |||||||||
| 10 | 10-20.1 | |||||||||
| OFW160VSD | 7.5 | 12~26 | 3571 | 2980 | ||||||
| 8.6 | 12-25.1 | |||||||||
| 10 | 11-23.2 | |||||||||
| OFA200VSD | 7.5 | 16-34.1 | 3100 | 1650 | 2400 | 5600 | 1490 | DN80 | 15 | 40000 |
| 8.6 | 15-31.3 | |||||||||
| 10 | 15-30 | |||||||||
| OFA250VSD | 7.5 | 21-42.4 | 5800 | 1490 | ||||||
| 8.6 | 20-40.4 | |||||||||
| 10 | 18-36.8 | |||||||||
| OFA275VSD | 7.5 | 22-44.3 | 5850 | 1490 | 18.5 | 50000 | ||||
| 8.6 | 21-42.4 | |||||||||
| 10 | 20-40.4 | |||||||||
| OFA315VSD | 7.5 | 17.1-51.4 | ||||||||
| 8.6 | 15.8-47.6 | |||||||||
| 10 | 15.3-46 | |||||||||
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
Types of Air Compressors
There are many types of Air Compressors available on the market. Learn which one is right for your needs and what makes one better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which one you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
Air Compressors
Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in one stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use one of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
Single-stage models
When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use two stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, one piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the two pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.
Low-noise models
Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These two features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
Oil-free models
A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated one include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.
editor by CX 2023-04-18
China supplier High Quality Replace Portable Air Compressor Air Oil Separator Filter Element Scew Compressor 2911011200 2911007500 2911006800 for Atlas Compressor Parts air compressor lowes
Product Description
High Quality Replace Portable Air Compressor Air Oil Separator Filter Element Scew Compressor 29110112 for Atlas Compressor Parts
Product Description
The replacement steps of the built-in oil separator:
1. Stop the screw air compressor, close the air compressor outlet, open the drain valve, and confirm that there is no pressure in the system.
2. Disassemble the pipe above the oil and gas barrel, and remove the pipe from the pressure maintenance valve outlet to the cooler.
3. Remove the air compressor return pipe.
4. Remove the fixing bolts on the oil and gas barrel, and remove the upper cover of the oil and gas barrel.
5. Remove the oil and gas separator and replace it with a new one.
6. Install it in the order of removal.
Product Superiority
Adopt anticorrosion efficient condensation of superfine fiber material as the main body, filter the system filter filter bed combination prediction filter layer, superfine fiber layer, support layer, filter layer and gravity sedimentation, etc, make the compressor output above 3 microns of CZPT particles in the air can filter out, all is the extremely small mu is about 0.01-1 m of the disintegration of oil and gas dissolved in through the filter is condensed into larger droplets, accumulate in the bottom of the filter, again through the return pipe of siphon filter at the bottom of the sunken place back to lubrication system so that the compressor discharge more pure and oil-free compressed air.
Detailed Photos
Replacement method:
1) Remove the vrious control pipe joints installed on the oil and gas barrels.Take out the return pipe extending into the oil and gas barrel cover and remove the fastening bolt for the oil and gas barrel cover.
2) Remove the cover of oil and gas barrel and take out the oil separator.Remove asbestos pads and dirt from LIDS.
3) Put into the new oil separator, pay attention to the upper and lower asbestos pads must be stapler, the asbestos pads must be neatly arranged when pressed, otherwise it will cause punching pad.
4) Assemble the original package back to the upper cover plate, return oil pipe, each control pipe and check the leakage situation.
Cross Reference
| 1030065900 | Air filter | 1613243300 | Separator |
| Air filter | 1613321100 | Separator | |
| 103057100 | Air filter | 1613554400 | Oil filter |
| 103057199 | Air filter | 1613570700 | Air filter |
| 157117000 | Air filter | 1613610500 | Oil filter |
| 109257169 | Air filter | 1613610501 | Oil filter |
| 109257179 | Air filter | 1613610590 | Oil filter |
| 109215710 | Air filter | 1613684100 | Separator |
| 1092100300 | Air filter | 1613684101 | Separator |
| 1092100400 | Air filter | 1613688000 | Separator |
| 1092100500 | Air filter | 1613688001 | Separator |
| 1092100600 | Air filter | 1613692100 | Separator |
| 1257139500 | Separator | 1613727700 | Separator |
| 1202624900 | Oil filter | 1613730600 | Separator |
| 1202641400 | Separator | 1613730601 | Separator |
| 1202641401 | Separator | 1613739880 | Air filter |
| 1257141900 | Separator | 1613740700 | Air filter |
| 1257104000 | Oil filter | 1613740800 | Air filter |
| 1257104090 | Oil filter | 1613744700 | Air filter |
| 1257134300 | Separator | 1613755710 | Separator |
| 1257145900 | Separator | 1613755711 | Separator |
| 1257145900 | Separator | 1613765710 | Separator |
| 1257145901 | Separator | 1613800400 | Air filter |
| 1257149500 | Oil filter | 1613800700 | Separator |
| 1257149600 | Oil filter | 161380 0571 | Separator |
| 1257149700 | Oil filter | 1613839700 | Separator |
| 1257172200 | Separator | 1613839702 | Separator |
| 1257172201 | Separator | 1613872000 | Air filter |
| 1211201290 | Air filter | 161395710 | Air filter |
| 1310030088 | Air filter | 1613901400 | Separator |
| 1503018800 | Air filter | 1613921500 | Air filter |
| 1503018900 | Air filter | 1613955710 | Air filter |
| 1503019000 | Air filter | 1613950300 | Air filter |
| 15130 0571 0 | Separator | 1613955900 | Separator |
| 1513016000 | Oil filter | 1613984000 | Separator |
| 1513033700 | Oil filter | 1614343200 | Separator |
| 1513033701 | Oil filter | 1614437300 | Separator |
| 1604038200 | Separator | 1614437301 | Separator |
| 1604038300 | Separator | 1614532900 | Separator |
| 165712800 | Separator | 1614567300 | Separator |
| 165712801 | Separator | 1614642300 | Separator |
| 165712880 | Separator | 1614704800 | Separator |
| 165712700 | Separator | 1614727300 | Oil filter |
| 165712701 | Separator | 1614874700 | Oil filter |
| 165712780 | Separator | 1614874799 | Oil filter |
| 1604223000 | Air filter | 1614905400 | Separator |
| 1604259300 | Separator | 1614905499 | Separator |
| 1604259301 | Separator | 1614905600 | Separator |
| 1604259380 | Separator | 1614936700 | Air filter |
| 161257100 | Separator | 1614952100 | Separator |
| 1612386900 | Separator | 1614952199 | Separator |
| 1612398000 | Oil filter | 1615548500 | Separator |
Tips:
This is only a part of the part numbers, many oil separator filters P/N are not listed, in addition there are replacements filters for many other air compressor brands.
Company Profile
Now over 100,000 quality filters including compressed air filters, Hydraulic Filters and complete filter housing assemblies at wholesale discounts.
We offer OEM products as well as high quality replacements, engineered to precise OEM specifications and guaranteed to match the exact form, fit and function as the original equipment.
Our company is committed to continuous innovation and further improvement to create, improve the efficiency and productivity of excellence, to achieve the highest level of reliability and performance.
Company Services
1. Provide professional advice on the design of customers; Or according to the customer’s request to provide solutions.
2. All filter element will be test before delivery, OEM and ODM order are accepted, Any kind of logo printing or design are available.
3. Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
4. Professional online service; Professional before-sales and after-sales team to deal with your question on timely;
5.Supply sample list, reliable logistics guarantee, cooperation for many year,you only need to bear the freight;
6.If you have any question, please contact us freely by E-mail or Telephone.
Certifications
Company team
Company team
Our company is located in the beautiful coastal city of HangZhou,is a professional manufacturer of air compressor filters and separators,
We repect the enterprise spirit of “steadyfastness,hard work and responsibility” and creat a good corporate environment based on the operation principle of “Integrity,reliability and innovation”.
With the survival idea of “perfect technology, good service and excellent quality”,
We always adhere to customer first,
aim at serving customer sincerely and touching customer with our service.
We plunge ourselves to provide clear and sustainable comprssed air to our customer,
meanwhile constantly pursue to save the sunning cost of compressor system for them.
Profession, concentration, focus is our corporate philosophy.
Packaging & Shipping
FAQ
Q: What is the online order minimum?
A: Currently our online order minimum is 1 pcs.
Q: Do you sell parts for engine driven portable air compressors too?
A: No, at this time we only carry parts for electric motor driven stationary compressors.
Q: What brands do you carry parts for?
A: We handle replacement parts for every major air compressor manufacturer such as Atlas Copco, Compair, Gardner Denver, Ingersoll Rand, Kaeser, Quincy, Sullair, Worthington and many more. If you don’t see your brand listed, just give us a call and we’ll try to help locate your part.
Q: How long is your delivery time?
A: If there is stock, the lead time is about 2 working days after we get the payment. The specific delivery time depends on models and the quantity of your order.
| Structure: | Fixed |
|---|---|
| Usage: | Oil and Gas Separation |
| Type: | Suction Filter |
| Mechanical Principle: | Pressure Filtration |
| Performance: | Efficient Filtration |
| Part Number: | 2911006800 |
| Customization: |
Available
|
|
|---|
Choose an Air Compressor for Your Business
There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
Positive displacement
Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are two different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
Single-stage
The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only one cylinder, which means one stroke is required to move air from one cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the one with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have one air intake, and two-stage air compressors have two air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
low noise
Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The two water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers two models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and two universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
editor by CX
2023-04-17