Product Description
| Specification | ||||||||
| Model | Capacitiy (FAD)M3/min | Power kw | Noise level db | Weight KG | ||||
| 7bar | 8.5bar | 10bar | Water Cooling | Air Cooling | ||||
| OFA1 | OFA15 | 2.4 | 2.1 | 1.8 | 15 | 74 | 1,030 | |
| OFA22 | 3.7 | 3.2 | 2.7 | 22 | 74 | 1,070 | ||
| OFA30 | 4.8 | 4.4 | 4.0 | 30 | 74 | 1,300 | ||
| OFA37 | 5.9 | 5.3 | 5.0 | 37 | 74 | 1,355 | ||
| OFA45 | 7.0 | 6.5 | 6.1 | 45 | 74 | 1,390 | ||
| OFA2 | OFA55 | 9.2 | 7.9 | 7.3 | 55 | 74 | 1,860 | |
| OFA75 | 12.2 | 11.2 | 10.7 | 75 | 74 | 1,935 | ||
| OFA90 | 14.7 | 13.5 | 12.7 | 90 | 74 | 2,000 | ||
| OFA3 | OFA110 | 19.3 | 17.2 | 16.0 | 110 | 74 | 3,660 | |
| OFA132 | 22.9 | 19.5 | 18.8 | 132 | 74 | 3,700 | ||
| OFA4 | OFA160 | 29.4 | 25.7 | 23.8 | 160 | 74 | 5,300 | |
| OFA200 | 36.6 | 33.1 | 30.4 | 200 | 74 | 5,380 | ||
| OFA250 | 44.5 | 41.0 | 37.4 | 250 | 74 | 5,450 | ||
| OFA275 | 47.4 | 43.0 | 41.0 | 275 | 74 | 5,500 | ||
| OFA5 | OFA315 | 51.5 | 47.6 | 46.0 | 315 | 74 | 6,000 | |
| OFA355 | 56.3 | 52.6 | 50.4 | 355 | 74 | 9,050 | ||
| OFW1 | OFW37 | 5.9 | 5.3 | 5.0 | 37 | 74 | 1,355 | |
| OFW45 | 7.0 | 6.5 | 6.1 | 45 | 74 | 1,450 | ||
| OFW2 | OFW55 | 8.8 | 7.9 | 7.3 | 55 | 74 | 1,800 | |
| OFW75 | 11.9 | 11.2 | 10.7 | 75 | 74 | 1,850 | ||
| OFW90 | 14.3 | 13.5 | 12.7 | 90 | 74 | 1,925 | ||
| OFW3 | OFW110 | 19.1 | 17.1 | 16.0 | 110 | 74 | 2,635 | |
| OFW132 | 21.9 | 19.6 | 18.9 | 132 | 74 | 2,760 | ||
| OFW4 | OFW160 | 28.3 | 26.1 | 24.2 | 160 | 74 | 3,850 | |
| OFW200 | 36.1 | 33.1 | 30.4 | 200 | 74 | 4,000 | ||
| OFW250 | 43.1 | 41.0 | 37.0 | 250 | 74 | 4,100 | ||
| OFW275 | 46.4 | 43.0 | 41.0 | 275 | 74 | 4,300 | ||
| OFW5 | OFW315 | 50.9 | 47.6 | 46.0 | 315 | 74 | 6,550 | |
| OFW355 | 56.3 | 52.6 | 50.4 | 355 | 74 | 6,950 | ||
| OFW400 | 62.1 | 57.8 | 55.8 | 400 | 74 | 7,050 | ||
| OFW450 | 76.5 | 71.5 | 63.8 | 450 | 74 | 8,400 | ||
| OFW500 | 83.9 | 78.3 | 73.1 | 500 | 74 | 8,400 | ||
| OFW630 | 102.9 | 95.7 | 89.0 | 630 | 74 | 9,125 | ||
| OFW750 | 122.8 | 109.6 | 101.8 | 750 | 74 | 9,225 | ||
| Company Profile |
ZheJiang Napu compressor Technology Co.,LTD was established in 2012 based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors .
With over 10 years experience in oil free screw air compressor. 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 CHINAMFG 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.
| Product Features |
1. In house designed airend
2. 100% oil free air certified by Germany TUV.
3. Double-layer structure to reduce he noise.
4. Air Cooling and Water cooling are available.
5. VSD control are available.
6.Touch Screen PLC with preset running schedule, more intelligent control.
7.OEM&ODM service are accepted
| FAQ |
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.
Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.
Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.
Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO and certificate as clients’ demande.
Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.
Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
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Are there special considerations for air compressor installations in remote areas?
Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:
1. Power Source:
Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.
2. Environmental Conditions:
Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.
3. Accessibility and Transport:
Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.
4. Maintenance and Service:
In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.
5. Fuel and Lubricants:
For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.
6. Noise and Environmental Impact:
Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.
7. Communication and Remote Monitoring:
Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.
By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.
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How do you choose the right air compressor for woodworking?
Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:
1. Required Air Volume (CFM):
Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.
2. Tank Size:
Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.
3. Maximum Pressure (PSI):
Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.
4. Noise Level:
Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.
5. Portability:
Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.
6. Power Source:
Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.
7. Quality and Reliability:
Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.
8. Budget:
Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.
By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.
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What are the safety considerations when operating an air compressor?
Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:
1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.
2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.
3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.
4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.
5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.
6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.
7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.
8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.
9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.
10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.
By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.


editor by CX 2023-10-24
China high quality Hot Sale CHINAMFG Industrial Heavy Duty 200-1600 Cfm Portable Mobile Movable Diesel Engine Direct Driven Screw Type Rotary Air Compressor for Mining with Great quality
Product Description
Product Description
Atlas Copco 888 24 Bar Portable 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.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.
Company Profile
Our Company
HangZhou Metal Co., Ltd. (ASMT) serves in metallurgical (especial steel & aluminum), mining, mineral, cement etc. industry, integrating manufacturing, engineering, supply chain management, construction of package in domestic and abroad, international trade etc..
1. Pre-sales service:
To supply product application technological communication, drawing design, process design, test plan and packing and unloading plan.
2. In-sales service:
To supply production process report and inspection report.
To actively associate shipping with customers.
3. After-sales service:
To supply remote training instruction on in-site operation.
To supply solution to unexpected problem arising at user’s site.
To follow up product’s service life.
FAQ
1. What is the minimum order quantity for your products?
Our minimum order quantity varies depending on the product and material, but typically ranges from 100 to 500 pieces.
2. What materials do you work with?
We work with a wide range of materials, including steel, aluminum, brass, bronze, and iron. We also work with special alloys CHINAMFG request.
3. Can you provide custom designs?
Yes, we specialize in providing custom designs based on your specific requirements. Our team of engineers can work with you to develop designs that meet your needs.
4. What is your production capacity?
Our production capacity varies depending on the product and material, but we have the capability to produce millions of pieces per year.
5. What is your lead time for orders?
Our lead time for orders varies depending on the product and quantity, but we typically require 4-6 weeks for production and delivery.
6. Do you offer quality control and testing?
Yes, we have strict quality control measures in place to ensure the highest level of quality for our products. We also offer testing services, including non-destructive testing, to ensure the integrity of our products.
7. What payment methods do you accept?
We accept various payment methods, including wire transfer, credit card, and PayPal. We can provide detailed payment terms CHINAMFG request.
8. What is your return policy?
We have a comprehensive return policy that ensures customer satisfaction. If you are not satisfied with our products for any reason, please contact us and we will work with you to resolve the issue.
9. Do you offer international shipping?
Yes, we offer international shipping to customers worldwide. We can provide detailed shipping terms and pricing CHINAMFG request.
10. How can I get a quote for my project?
Please contact us with your project specifications and 1 of our sales representatives will provide you with a quote within 48 hours. We look CHINAMFG to the opportunity to work with you.
| After-sales Service: | 24 Months |
|---|---|
| Warranty: | 24 Months |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Angular |
| Customization: |
Available
|
|
|---|
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What are the advantages of using rotary vane compressors?
Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:
1. Compact and Lightweight:
Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.
2. High Efficiency:
Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.
3. Quiet Operation:
Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.
4. Oil Lubrication:
Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.
5. Versatile Applications:
Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.
6. Easy Maintenance:
Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.
These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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How does an air compressor work?
An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:
1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.
2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.
3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.
4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.
5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.
6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.
Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.
In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.


editor by CX 2023-10-23
China wholesaler Germany Technology Industrial Silent Oil-Free Electrical Rotary Oil Free Screw Air Compressor 12v air compressor
Product Description
Germany Technology Industrial Silent Oil-free Electrical Rotary Oil Free Screw Air Compressor
Water lubricated oil free compressor-technical parameters:
| Model | Work pressure | Capacity | Power | Noise | Inlet and outlet diameters of cooling water | Water inlet & outlet T/H |
Lubricating water L |
Dimensions | Weight | Air outlet diameter
|
| WZS-06PMA | 8.5 | 0.3~0.78 | 5.5 | 57 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 10.5 | 0.2~0.65 | |||||||||
| WZS-08PMA | 8.5 | 0.35~1.17 | 7.5 | 57 | 3/4″ | 2 | 10 | 800x800x1100 | 510 | 3/4″ |
| 10.5 | 0.3~1.05 | |||||||||
| 12.5 | 0.24~0.81 | |||||||||
| WZS-11PMA | 8.5 | 0.54~1.72 | 11 | 60 | 1″ | 2.5 | 26 | 1200x800x1300 | 620 | 3/4″ |
| 10.5 | 0.45~1.42 | |||||||||
| 12.5 | 0.35~1.10 | |||||||||
| WZS-15PMA | 8.5 | 0.75~2.43 | 15 | 60 | 1″ | 3.5 | 26 | 1200x800x1300 | 670 | 1″ |
| 10.5 | 0.65~2.17 | |||||||||
| 12.5 | 0.6~1.85 | |||||||||
| WZS-18PMA | 8.5 | 0.9~3.13 | 18.5 | 63 | 1″ | 4 | 30 | 1400x1000x1520 | 730 | 1″ |
| 10.5 | 0.9~2.82 | |||||||||
| 12.5 | 0.6~2.05 | |||||||||
| WZS-22PMA | 8.5 | 1.1~3.62 | 22 | 63 | 1 1/2″ | 5 | 30 | 1400x1000x1520 | 780 | 1″ |
| 10.5 | 0.97~3.21 | |||||||||
| 12.5 | 0.85~2.78 | |||||||||
| WZS-30PMA | 8.5 | 1.55~5.12 | 30 | 66 | 1 1/2″ | 7 | 40 | 1500x1150x1500 | 1150 | 1 1/2″ |
| 10.5 | 1.255~4.43 | |||||||||
| 12.5 | 1.1~3.63 | |||||||||
| WZS-37PMA | 8.5 | 1.91~6.30 | 37 | 66 | 1 1/2″ | 9 | 40 | 1500x1150x1500 | 1200 | 1 1/2″ |
| 10.5 | 1.60~5.33 | |||||||||
| 12.5 | 1.42~4.77 | |||||||||
| WZS-45PMA | 8.5 | 2.50~8.30 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750 | 1490 | 2″ |
| 10.5 | 1.91~6.30 | |||||||||
| 12.5 | 1.70~5.56 | |||||||||
| WZS-55PMA | 8.5 | 3.0~9.76 | 55 | 69 | 1 1/2″ | 12 | 100 | 1800x1300x1750 | 1570 | 2″ |
| 10.5 | 2.60~8.55 | |||||||||
| 12.5 | 2.30~7.67 | |||||||||
| WZS-75PMA | 8.5 | 3.95~13.00 | 75 | 72 | 1 1/2″ | 18 | 100 | 1800x1300x1750 | 1750 | 2″ |
| 10.5 | 3.40~11.50 | |||||||||
| 12.5 | 3.0~9.70 | |||||||||
| WZS-90PMA | 8.5 | 5.0~16.60 | 90 | 73 | 1 1/2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 10.5 | 4.30~14.66 | |||||||||
| 12.5 | 3.72~12.60 | |||||||||
| WZS-110PMA | 8.5 | 6.0~19.97 | 110 | 77 | 1 1/2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″ |
| 10.5 | 5.0~16.66 | |||||||||
| 12.5 | 4.65~15.56 | |||||||||
| WZS-132PMA | 8.5 | 6.75~22.52 | 132 | 77 | 2″ | 30 | 120 | 2200x1550x1800 | 2700 | 2 1/2″ |
| 10.5 | 6.0~19.97 | |||||||||
| 12.5 | 5.07~16.90 | |||||||||
| WZS-160PMA | 8.5 | 8.5~28.11 | 160 | 79 | 3″ | 35 | 160 | 3000x1800x2100 | 3900 | 3″ |
| 10.5 | 706~25.45 | |||||||||
| 12.5 | 6.7~22.52 | |||||||||
| WZS-185PMA | 8.5 | 10~33.97 | 185 | 79 | 3″ | 38 | 160 | 3000x1800x2100 | 4050 | 3″ |
| 10.5 | 8.72~29.00 | |||||||||
| 12.5 | 7075~25.210 | |||||||||
| WZS-200PMA | 8.5 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100x1850x2100 | 4200 | 4″ |
| 10.5 | 9.68~32.78 | |||||||||
| 12.5 | 9.2~29.24 | |||||||||
| WZS-220PMA | 8.5 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100x1850x2100 | 4400 | 4″ |
| 10.5 | 11.2~36.75 | |||||||||
| 12.5 | 9.0~29.63 | |||||||||
| WZS-250PMA | 8.5 | 13.5~44.78 | 250 | 80 | 4″ | 53 | 200 | 3100x1850x2100 | 4800 | 4″ |
| 10.5 | 12.3~39.67 | |||||||||
| 12.5 | 10.2~33.97 |
Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)
2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).
SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.
FAQ
Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.
Q: Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity
Q: what’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, otherpayment terms also can be discussed based on our cooperation.
Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspectthe completely goods before shipping.
Q: If we don’t have shipping forwarder in China, would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.
Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory
Thank you very much for viewing this page, and wish you a nice day!
Contacts: Pasha Teng
Mob: -173-1757-2798
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
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Can air compressors be used for painting and sandblasting?
Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:
Painting:
Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:
- Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
- Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
- Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.
Sandblasting:
Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:
- Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
- Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
- Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.
When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.
Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.
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How does the horsepower of an air compressor affect its capabilities?
The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:
Power Output:
The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.
Air Pressure:
The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.
Air Volume:
In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.
Duty Cycle:
The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.
Size and Portability:
It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.
When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.
Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.
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What is the impact of tank size on air compressor performance?
The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:
1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.
2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.
3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.
4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.
5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.
It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.
Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.


editor by CX 2023-10-23
China best 90kw-250kw Two Stage Rotary Fixed Speed Screw Air Compressors for Sale 12v air compressor
Product Description
Product Description
90kw-250kw Two Stage Rotary Fixed Speed Screw Air Compressors for Sale
Model: RK-75APMII
Free air delivery: 12.5 m3/min
Working pressure: 8 bar
Control: automatic PLC controller
Driven: direct driven, elastic coupling
Cooling: by air
Electric motor: 75hp 55kw 380V/50hz/3ph
Discharge temperature: less than ambient +8 ºC
Noise: less than 72 dB(A)
Air outlet size: G2″
Dimension: 2100x1300x1650mm
Weight: 1300kg
Permanent magnet variable frequency screw air compressor:
1. Constant pressure control: It can realize high-precision constant pressure control with a pressure fluctuation range of 0.01 MPa;
2. Variable frequency soft start: Eliminate the CHINAMFG current when starting, avoid grid impact, avoid current impact through step-by-step speed adjustment, and improve flexibility
3. Prevent no-load: The compressor is no-load during operation, reducing ineffective energy consumption;
Permanent magnet motors use high-efficiency rare earth magnets, no loss of magnetism at 180°C, and long service life; energy saving is about 6% to 7% compared with ordinary frequency conversion motors;
It can exert the highest efficiency in a wider range and make the air compressor more energy-saving.
Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving
High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving
Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving
Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free
Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C
Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving
Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil
Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation,
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change
Technical Parameters
| Model | Air Delivery (m3/min) | Power (kW) |
Noise (Db) |
Outlet diameter |
Dimension (mm) | Weight (Kg) |
|||
| 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | L * W * H | |||||
| RK30APMII | 4.3 | 4.1 | 3.5 | 2.7 | 22 | 68 | G11/2 | 1500x1000x1350 | 650 |
| RK40APMII | 6 | 5.9 | 4.7 | 3.9 | 30 | 68 | G11/2 | 1500x1000x1350 | 700 |
| RK50APMII | 7.1 | 6.9 | 5.8 | 5.4 | 37 | 68 | G11/2 | 1500x1000x1350 | 750 |
| RK60APMII | 10 | 9.5 | 7.8 | 6.8 | 45 | 72 | G2 | 2100x1300x1650 | 1250 |
| RK75APMII | 13 | 12.5 | 9.2 | 7.5 | 55 | 76 | G2 | 2100x1300x1650 | 1300 |
| RK100APMII | 15.5 | 15.2 | 12 | 10.2 | 75 | 76 | G2 | 2100x1300x1650 | 1350 |
| RK125APMII | 19.8 | 19.5 | 15 | 14 | 90 | 76 | DN80 | 2500x1650x1900 | 2700 |
| RK150APMII | 24 | 23 | 19.2 | 16 | 110 | 76 | DN80 | 2500x1650x1900 | 2800 |
| RK180APMII | 27.5 | 27 | 23.7 | 19 | 132 | 78 | DN80 | 2500x1650x1900 | 3000 |
| RK220APMII | 33 | 32.5 | 27.5 | 22.5 | 160 | 78 | DN80 | 3000x1900x1950 | 4300 |
| RK250APMII | 39 | 36 | 32 | 27.5 | 185 | 78 | DN80 | 3000x1900x1950 | 4400 |
| RK275APMII | 43.5 | 41 | 35.5 | 31.5 | 200 | 78 | DN100 | 3600x2200x2200 | 5000 |
| RK300APMII | 51.5 | 48.3 | 38.5 | 35.5 | 220 | 82 | DN100 | 3600x2200x2200 | 5500 |
| RK350APMII | 54 | 51 | 45 | 38 | 250 | 82 | DN100 | 3600x2200x2200 | 6000 |
| RK380APMII | 60 | 57 | 50 | 43 | 280 | 82 | DN125 | 4000x2300x2300 | 6800 |
| RK420APMII | 65 | 62 | 56 | 50.5 | 315 | 82 | DN125 | 4000x2300x2300 | 7000 |
| RK480APMII | 75 | 73 | 64 | 55 | 355 | 82 | DN150 | 4200x2200x2350 | 8500 |
| RK540APMII | 84 | 82 | 72 | 61 | 400 | 82 | DN150 | 4200x2200x2350 | 9000 |
Packaging & Shipping
Packaging & Shipping
1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package
(for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)
Successful cases
Company Profile
ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!
Payment and delivery
After Sales Service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in CHINAMFG air compressor factory or working site.
5.All kinds of technical documents in different languages.
FAQ
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24month |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
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|---|
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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What are the advantages of using an air compressor in construction?
Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:
- Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
- Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
- Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
- Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
- Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
- Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
- Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.
It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.
In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.
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Can air compressors be used for medical and dental applications?
Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:
1. Dental Tools:
Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.
2. Medical Devices:
Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.
3. Laboratory Applications:
Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.
4. Surgical Tools:
In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.
5. Sterilization and Autoclaves:
Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.
6. Dental Air Compressors:
Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.
7. Air Quality Standards:
In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.
8. Compliance and Regulations:
Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.
It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.
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How do you choose the right size of air compressor for your needs?
Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:
1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.
2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.
3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.
4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.
5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.
6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.
7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.
8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.
By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.


editor by CX 2023-10-21
China Standard CHINAMFG Heavy Duty Industrial 380V Rotary Screw Air Compressor mini air compressor
Product Description
XCMG Heavy Duty Industrial 380V Rotary Screw Air Compressor
Product Description
Noise enclosure
It is designed into fully-closed mute box, in which sound-absorbing sponge are attached for effective absorption of noise,thereby making the noise 3-5dB(A) lower than that made by the compressors of the same kind.It is reasonably structured overall and very easy to maintain and repair.
Control Panel
Intelligent microcomputer-based control technology can monitor and control in all aspects the complete machine following your instructions. Remote control realizes unattended operation, and the user-friendly human-machine interface displays instructions and parameters in written form. Also, it can function to self diagnose faults,give warning and automatically regulate the capacity.
Motor
First-class motors are adopted, with the level of protection being Ip54 and insulation level being F.overall and very easy to maintain and repair.
Cooler
It is designed for low temperature difference to increase heat exchange area, and ideal to be applied to high-temperature and high-humidity operating environment.
Configuration characteristics
1. A precisely-made central bracket is used to keep the motor aligned permanently with the bare compressor
2. A highly resilient coupling is adopted to make the compressor operate smoothly, and the elastomer is long in useful life
3. The exhaust pipe adopts double-layer bellows, and the oil circuit adopts specially-made temperature-resistant 125º C high-pressure hose
4. For the extremely high temperature condition in some districts, the large-area plate heat exchange and high-efficiency water chiller are used
5. High-quality shaft coupling elastic body can buffer and compensate for the imbalanced moment of operation.
Product Parameters
|
Model |
Air flow |
pressure |
Motor power |
Caliber |
Noise |
Cooling air volume |
Cooling water |
|
m ³/min |
MPa |
kW |
dB(A) |
m ³/min |
L/min |
||
|
LA-7GA |
1.35 |
0.7 |
7.5 |
G1/2 |
62±2 |
32.5 |
|
|
1.25 |
0.8 |
||||||
|
1.01 |
1 |
||||||
|
0.9 |
1.25 |
||||||
|
LA-11GA |
1.8 |
0.7 |
11 |
G3/4 |
63±2 |
50 |
|
|
1.78 |
0.8 |
||||||
|
1.55 |
1 |
||||||
|
1.3 |
1.25 |
||||||
|
LA-15GA |
2.5 |
0.7 |
15 |
G3/4 |
63±2 |
50 |
|
|
2.4 |
0.8 |
||||||
|
2.1 |
1 |
||||||
|
1.8 |
1.25 |
||||||
|
LA-18GA |
3.1 |
0.7 |
18.5 |
G1 |
64±2 |
100 |
|
|
3 |
0.8 |
||||||
|
2.7 |
1 |
||||||
|
2.3 |
1.25 |
||||||
|
LA-22GA/W |
3.8 |
0.7 |
22 |
G1 |
64±2 |
110 |
14.5 |
|
3.7 |
0.8 |
||||||
|
3.2 |
1 |
||||||
|
2.8 |
1.25 |
||||||
|
LA-30GA/W |
5.4 |
0.7 |
30 |
G1 |
65±2 |
145 |
20 |
|
5.25 |
0.8 |
||||||
|
4.5 |
1 |
||||||
|
3.9 |
1.25 |
||||||
|
LA-37GA/W |
6.6 |
0.7 |
37 |
G1 ½ |
65±2 |
145 |
25 |
|
6.6 |
0.8 |
||||||
|
5.9 |
1 |
||||||
|
4.8 |
1.25 |
||||||
|
LA-45GA/W |
8.4 |
0.7 |
45 |
G1 ½ |
66±2 |
185 |
30 |
|
8 |
0.8 |
||||||
|
7.4 |
1 |
||||||
|
6.4 |
1.25 |
||||||
|
LA-55GA/W |
10.8 |
0.7 |
55 |
G2 |
68±2 |
220 |
39.9 |
|
10 |
0.8 |
||||||
|
9.1 |
1 |
||||||
|
8 |
1.25 |
||||||
|
LA-75GA/W |
13.8 |
0.7 |
75 |
G2 |
72±2 |
250 |
51 |
|
13 |
0.8 |
||||||
|
11.8 |
1 |
||||||
|
10.3 |
1.25 |
||||||
|
LA-90GA/W |
17.1 |
0.7 |
90 |
G2 |
72±2 |
270 |
61 |
|
17 |
0.8 |
||||||
|
15.2 |
1 |
||||||
|
12.5 |
1.25 |
||||||
|
LA-110GA/W |
21.2 |
0.7 |
110 |
G2 1/2 |
75±2 |
420 |
79 |
|
20 |
0.8 |
||||||
|
17.1 |
1 |
||||||
|
15.4 |
1.25 |
||||||
|
LA-132GA/W |
25 |
0.7 |
132 |
G2 1/2 |
75±2 |
460 |
91 |
|
24.3 |
0.8 |
||||||
|
21 |
1 |
||||||
|
17.5 |
1.25 |
||||||
|
LA-160GA/W |
30.5 |
0.7 |
160 |
G2 1/2 |
75±2 |
510 |
105 |
|
29.2 |
0.8 |
||||||
|
26.9 |
1 |
||||||
|
22.5 |
1.25 |
||||||
|
LA-185GA/W |
32.9 |
0.7 |
185 |
G2 1/2 |
75±2 |
510 |
123 |
|
31.9 |
0.8 |
||||||
|
29.1 |
1 |
||||||
|
25.5 |
1.25 |
||||||
|
LA-220GA/W |
37 |
0.7 |
220 |
DN80 |
75±2 |
710 |
144 |
|
36.3 |
0.8 |
||||||
|
31.63 |
1 |
||||||
|
28.55 |
1.25 |
||||||
|
LA-250GA/W |
45.8 |
0.7 |
250 |
DN80 |
75±2 |
800 |
163 |
|
44 |
0.8 |
||||||
|
39 |
1 |
||||||
|
35.5 |
1.25 |
Product Picture
Company Profile
FAQ
1: What kind terms of payment can be accepted?
A: For terms of payment, L/C, T/T, D/A, D/P, Western Union (can be) could accepted.
2: What certificates are available in Machinery?
A: For the certificate, we have CE, ISO, Gost, EPA(USA)CCC.
3: What about the delivery time?
A: 7-30 days after receiving the deposit.
4: What about the warranty time?
A: 12 months after shipment or 2000 working hours, whichever occuts first.
5. What about the Minimum Order Quantity?
A: The MOQ is 1 pcs.
| After-sales Service: | Overseas Service Center Available |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
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How are air compressors utilized in the aerospace industry?
Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:
1. Aircraft Systems:
Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.
2. Ground Support Equipment:
Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.
3. Component Testing:
Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.
4. Airborne Systems:
In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.
5. Environmental Control Systems:
Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.
6. Engine Testing:
In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.
7. Oxygen Systems:
In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.
It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.
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How do you choose the right air compressor for woodworking?
Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:
1. Required Air Volume (CFM):
Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.
2. Tank Size:
Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.
3. Maximum Pressure (PSI):
Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.
4. Noise Level:
Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.
5. Portability:
Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.
6. Power Source:
Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.
7. Quality and Reliability:
Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.
8. Budget:
Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.
By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.
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What is the difference between a piston and rotary screw compressor?
Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:
1. Operating Principle:
- Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
- Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.
2. Compression Method:
- Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
- Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.
3. Efficiency:
- Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
- Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.
4. Noise Level:
- Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
- Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.
5. Maintenance:
- Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
- Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.
6. Size and Portability:
- Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
- Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.
These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.


editor by CX 2023-10-20
China Professional 7.5kw 15kw 22kw Constant Frequency Air Compressors 116 145 CHINAMFG Oil-Injected General Industrial Equipment Rotary Double Screw Air Compressor 10/20/30 HP mini air compressor
Product Description
Product description of Y-Air 7.5- 22kw 10HP-30HP Constant Frequency Air Compressors 116 145 CHINAMFG Oil-Injected General Industrial Equipment Rotary Double Screw Air Compressor
Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram
| Screw Air Compressor Main Configuration | ||
| Item | Parts | Brand |
| 1 | Air end | BAOSI/GU(Germany origin) |
| 2 | Intake Valve | Red star(Chian) |
| 3 | Solenoid Valve | CEME (Italy) |
| 4 | Temperature sensor | Red star (China) |
| 5 | Pressure sensor | Huba original (from Switzerland) |
| 6 | Motor | Jiangtian Motor( China) |
| 7 | Coupling | Germany KTR |
| 8 | Thermostat Valve | Italy VMC |
| 9 | PLC | MAM6080 MAM880 MAM860 |
| 10 | Minimal Pressure Valve | Red star(Chian) |
| 11 | Air filter element | Germany MANN |
| 12 | Oil filter element | Germany MANN |
| 13 | Oil separator element | Germany MANN |
| 14 | Bearing | Sweden SKF |
Advantages
1 . Air end with high-efficiency
2. Double Screw with low noise, Super Silenced Enclosure
3. Elegant compact design. Fully open access door to inner parts for easy service.
4. 100% Continuous duty operation. Load/No Load operation
5. High quality CE Certificate industrial electric motors. ISO,CE,UL Certificate
6. Easy to use and read LCD control panel
7. High temperature, high pressure and anti-rotation shutdown
8. Energy efficient operation
9. 5 micron, water-resistant air filtration material
10. 2 year full machine warranty,5years air end warranty.
11. Supply the machine with different working voltage according to customer’s request,
such as:
220Volt,single phase,60hz/50hz
220Volt,3 phase,60hz / 50hz
380Volt,3phase,50hz
440Volt,3phase,50hz
380Volt,3phase,60hz
Main technical parameters of CHINAMFG Constant Frequency Air Compressors 116 145 CHINAMFG Oil-Injected General Industrial Equipment Rotary Double Screw Air Compressor
| Model | Air Flow (m³/min) | Motor Power | Noise | Outlet Diameter | Dimension | Weight | |||||
| 7bar | 8bar | 10bar | 13bar | kw | dB | inch | W*D*H (mm) | kg | |||
| YD-7.5A | 1.0 | 0.8 | 0.5 | 0.4 | 5.5 | 65 | G3/4” | 780*680*800 | 300 | ||
| YD-10A | 1.1 | 1.0 | 0.85 | 0.7 | 7.5 | 65 | G3/4” | 780*680*800 | 320 | ||
| YD-15A | 1.8 | 1.65 | 1.5 | 1.3 | 11 | 65 | G3/4” | 1100*800*980 | 400 | ||
| YD-20A | 2.4 | 2.2 | 2.1 | 1.8 | 15 | 68 | G3/4” | 1100*800*980 | 430 | ||
| YD-25A | 3.1 | 3.0 | 2.7 | 2.3 | 18.5 | 68 | G1” | 1250*870*1180 | 590 | ||
| YD-30A | 3.8 | 3.6 | 3.2 | 2.5 | 22 | 68 | G1” | 1250*870*1180 | 650 | ||
| YD-40A | 5.3 | 5.0 | 4.3 | 3.6 | 30 | 69 | G1” | 1250*870*1180 | 750 | ||
| YD-50A | 6.6 | 6.2 | 5.7 | 4.6 | 37 | 69 | G11/2” | 1540*950*1290 | 880 | ||
| YD-60A | 8.0 | 7.7 | 6.9 | 6.0 | 45 | 70 | G11/2” | 1540*950*1290 | 1000 | ||
| YD-75A/W | 10.5 | 9.8 | 8.7 | 7.3 | 55 | 70 | G2” | 1600*1150*1420 | 1500 | ||
| YD-100A/W | 13.6 | 13.0 | 11.3 | 10.1 | 75 | 72 | G2” | 2571*1260*1460 | 1900 | ||
| YD-125A/W | 16.2 | 15.4 | 13.2 | 11.2 | 90 | 72 | DN50 | 2571*1260*1460 | 2500 | ||
| YD-150A/W | 20.8 | 19.5 | 16.5 | 13.7 | 110 | 73 | DN65 | 2300*1600*1790 | 2800 | ||
| YD-175A/W | 24.0 | 23.0 | 20.0 | 15.5 | 132 | 74 | DN65 | 2300*1600*1790 | 3000 | ||
| YD-220A/W | 27.8 | 26.0 | 23.5 | 19.5 | 160 | 75 | DN80 | 2500*1700*1850 | 3500 | ||
| YD-250A/W | 32.5 | 31.0 | 26.0 | 21.6 | 185 | 76 | DN80 | 2500*1700*1850 | 3800 | ||
| YD-270A/W | 34.5 | 33.0 | 28.0 | 23.5 | 200 | 77 | DN80 | 2500*1700*1850 | 4200 | ||
| YD-300A/W | 38.0 | 36.5 | 32.0 | 27.0 | 220 | 78 | DN100 | 2800*1900*1950 | 4800 | ||
| YD-350A/W | 43.0 | 40.5 | 36.5 | 32.0 | 250 | 80 | DN100 | 2800*1900*1950 | 5200 | ||
| YD-500A/W | 76.0 | 75.3 | 65.4 | 59.0 | 400 | 83 | DN125 | 4200*2200*2240 | 8200 | ||
Product Details of Y-Air 7.5- 22kw 10HP-30HP Constant Frequency Air Compressors 116 145 CHINAMFG Oil-Injected General Industrial Equipment Rotary Double Screw Air Compressor
Certificate
Factory Quality Control Process
1.Installation inspection of the whole screw air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the screw air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.screw Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.
Rotary Screw type air compressor packaging process
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.
| Hot sales air compressor types | |
| 1.Direct Drive screw air compressor | Oilless air compressors |
| 2.rotary screw air compressor | PM VSD scrw air compressor |
| 3.screw type air compressor | Integrated screw air compressor |
| 4.industrial air compressor | Combined screw compressor |
| 5.Permanent Magnet air Compressor | Portable air compressor |
| 6.Permanent Magnet screw air Compressor | Variable Speed air compressor |
| 7.Permanent Magnet screw air Compressor | Silent air compressor |
| 8.Inverter screw Compressor | Samll air compressor |
| 9.Inverter air Compressor | two stage air compressor |
| 10.variable frequency air compressor | high pressure air compressor |
| 11.variable frequency screw air compressor | atlas copco air compressor |
| 12.oil free air compressor | ingersoll rand screw compressor |
| 15.oil less air compressor | electric air compressor |
| 16.Stationary Screw Compressor | High air compressor |
F.A.Q
Q1. Why do customers choose us?
Yunshun Electric Machinery Co., Ltd. is a company specializing in screw air compressor for 18 years since 2001. Our German Standard production line helps us get the affirmation from our agents as well as end-user clients.
Q2. Are you a manufacturer or trading company?
We are a professional manufacturer with big modern factory in HangZhou,China.
Both OEM & ODM service can be accepted.
Q3. What’s your delivery time?
Generally 7-15 days, if urgent order, we can arrange, too.
Q4. How long is your air compressor warranty?
2 year for the whole machine and 5years for screw air end, except consumable spare parts.
Q5. How long could your air compressor be used for?
At least 10 years.
Q6. What’s payment term?
T/T, L/C, Western Union, Credit Card, and etc.
Q7. How about your customer service?
24 hours on-line service for all our clients.
Q8. How about your after-sales service?
1. Providing customers with installation online instructions.
2. Well-trained engineers available to overseas service.
3. PlHangZhou for oversea after-sales supporting company
| After-sales Service: | 5 Years for The Air End, and 2 Years for The Whole |
|---|---|
| Warranty: | 2-Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
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Can air compressors be used for shipbuilding and maritime applications?
Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:
1. Pneumatic Tools and Equipment:
Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.
2. Painting and Surface Preparation:
Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.
3. Pneumatic Actuation and Controls:
Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.
4. Air Start Systems:
In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.
5. Pneumatic Conveying and Material Handling:
In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.
6. Air Conditioning and Ventilation:
Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.
These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.
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How does the horsepower of an air compressor affect its capabilities?
The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:
Power Output:
The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.
Air Pressure:
The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.
Air Volume:
In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.
Duty Cycle:
The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.
Size and Portability:
It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.
When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.
Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.
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What maintenance is required for air compressors?
Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors:
1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components.
2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear.
3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency.
4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining.
5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission.
6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly.
7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation.
8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding.
9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating.
10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions.
Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.


editor by CX 2023-10-19
China best Heavy Duty Mining Rotary Screw Air Compressor Price Wholesale wholesaler
Product Description
Focus Heavy duty Mining rotary screw air compressor price wholesale
ADVANTAGE
1.High Efficiency air end, flexible coupling, high quality rotor; Energy conservation, single stage compression, big air flow.
2.Easy operation and maintenance FOR drag design chassis, make service and maintenance much more easier.
3.Efficient Cooling system, insulating heat to protect host. Reliable Engine; 110kw Yuchai. Low Noise Level, protect workers hearing; Ambient temperature, range from 5-52ºC.
| Voltage | 220V/380V |
| Air flow capacity | 15m3/min |
| Weight | 2500kg |
| Cooing system | air cooling |
| Driving type | Direct |
| Wheels | 4 |
| Outlet diameter | G2 |
PACKAGE
Export standard wooden crate or film wrapping, as your request.
COMPANY DESCRIPTION
Established in 1982, HangZhou Focus Machinery Co., Ltd. is the explorer and by far the biggest professional construction machinery manufacturer in HangZhou, China.
We mainly manufacture concrete batching plant, mobile concrete mixing plant, twin-shaft concrete mixer, small rotary concrete mixer, compulsory asphalt mixing plant, asphalt drum mixing plant, mobile asphalt plant, trailer concrete pump, concrete pump with mixer, dry CHINAMFG mixing plant, truck mounted concrete pump, concrete truck mixer, tower crane, construction hoist, cement bag splitter and pneumatic conveyor, etc.
FOCUS_BUILT A BETTER WORLD
| After-sales Service: | Overseas Service Center with Sufficient Engineers |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Vertical |
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Can air compressors be used for painting and sandblasting?
Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:
Painting:
Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:
- Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
- Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
- Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.
Sandblasting:
Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:
- Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
- Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
- Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.
When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.
Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.
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What is the role of air compressors in manufacturing and industrial processes?
Air compressors play a crucial role in various manufacturing and industrial processes, providing a reliable source of compressed air that powers a wide range of equipment and tools. Here are some key roles of air compressors in manufacturing and industrial settings:
1. Pneumatic Tools and Equipment:
Air compressors power a wide range of pneumatic tools and equipment used in manufacturing processes. These tools include impact wrenches, air drills, sanders, grinders, nail guns, and spray guns. Compressed air provides the necessary force and energy for these tools, enabling efficient and precise operations.
2. Automation and Control Systems:
Compressed air is used in automation and control systems within manufacturing facilities. Pneumatic actuators and valves use compressed air to control the movement of machinery and components. These systems are widely used in assembly lines, packaging operations, and material handling processes.
3. Air Blowing and Cleaning:
Compressed air is employed for blowing and cleaning applications in manufacturing and industrial processes. Air blowguns and air nozzles are used to remove debris, dust, and contaminants from surfaces, machinery, and products. Compressed air is also used for drying, cooling, and purging operations.
4. Air Separation and Gas Generation:
Air compressors are used in air separation plants to generate industrial gases such as nitrogen, oxygen, and argon. These gases are essential for various industrial processes, including metal fabrication, chemical production, and food packaging.
5. HVAC Systems:
Compressed air is utilized in heating, ventilation, and air conditioning (HVAC) systems. It powers pneumatic actuators for damper control, pneumatic controls for pressure regulation, and pneumatic valves for flow control in HVAC applications.
6. Air Compression for Storage and Transport:
Compressed air is used for storage and transport purposes in manufacturing and industrial settings. It is often used to pressurize storage tanks or containers that hold gases or liquids. Compressed air also facilitates the transfer of materials through pipelines and pneumatic conveying systems.
7. Process Instrumentation:
Compressed air is utilized in process instrumentation and control systems. It powers pneumatic instruments such as pressure gauges, flow meters, and control valves. These instruments play a critical role in monitoring and regulating various parameters in industrial processes.
8. Material Handling and Pneumatic Conveying:
In manufacturing and industrial facilities, compressed air is used for material handling and pneumatic conveying systems. It enables the movement of bulk materials such as powders, granules, and pellets through pipelines, facilitating efficient and controlled material transfer.
Overall, air compressors are vital components in manufacturing and industrial processes, providing a versatile and efficient source of power for a wide range of applications. The specific role of air compressors may vary depending on the industry, process requirements, and operational needs.
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What is the role of air compressor tanks?
Air compressor tanks, also known as receiver tanks or air receivers, play a crucial role in the operation of air compressor systems. They serve several important functions:
1. Storage and Pressure Regulation: The primary role of an air compressor tank is to store compressed air. As the compressor pumps air into the tank, it accumulates and pressurizes the air. The tank acts as a reservoir, allowing the compressor to operate intermittently while providing a steady supply of compressed air during periods of high demand. It helps regulate and stabilize the pressure in the system, reducing pressure fluctuations and ensuring a consistent supply of air.
2. Condensation and Moisture Separation: Compressed air contains moisture, which can condense as the air cools down inside the tank. Air compressor tanks are equipped with moisture separators or drain valves to collect and remove this condensed moisture. The tank provides a space for the moisture to settle, allowing it to be drained out periodically. This helps prevent moisture-related issues such as corrosion, contamination, and damage to downstream equipment.
3. Heat Dissipation: During compression, air temperature increases. The air compressor tank provides a larger surface area for the compressed air to cool down and dissipate heat. This helps prevent overheating of the compressor and ensures efficient operation.
4. Pressure Surge Mitigation: Air compressor tanks act as buffers to absorb pressure surges or pulsations that may occur during compressor operation. These surges can be caused by variations in demand, sudden changes in airflow, or the cyclic nature of reciprocating compressors. The tank absorbs these pressure fluctuations, reducing stress on the compressor and other components, and providing a more stable and consistent supply of compressed air.
5. Energy Efficiency: Air compressor tanks contribute to energy efficiency by reducing the need for the compressor to run continuously. The compressor can fill the tank during periods of low demand and then shut off when the desired pressure is reached. This allows the compressor to operate in shorter cycles, reducing energy consumption and minimizing wear and tear on the compressor motor.
6. Emergency Air Supply: In the event of a power outage or compressor failure, the stored compressed air in the tank can serve as an emergency air supply. This can provide temporary air for critical operations, allowing time for maintenance or repairs to be carried out without disrupting the overall workflow.
Overall, air compressor tanks provide storage, pressure regulation, moisture separation, heat dissipation, pressure surge mitigation, energy efficiency, and emergency backup capabilities. They are vital components that enhance the performance, reliability, and longevity of air compressor systems in various industrial, commercial, and personal applications.


editor by CX 2023-10-19