Product Description
ZIQI CHINAMFG Screw Air Compressor Advantages:
A.80% components of CHINAMFG Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CHINAMFG bearings
Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD]. The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more .
Technical Parameter
| Model | Air pressure | Max air displacement | Motor power | transmission | dimension | Weight | Noise | Outlet | ||||||
| cooling type | ||||||||||||||
| mpa | bar(e) | psi(g) | m3/min | cfm | hp | kw | belt drive & air cooling |
L(mm) | W(mm) | H(mm) | Kgs | dB(A) | mm | |
| GA-3.7A | 0.7 | 7 | 102 | 0.55 | 19 | 5 | 3.7 | 680 | 660 | 780 | 220 | 60±2 | 20 | |
| 0.8 | 8 | 116 | 0.45 | 16 | ||||||||||
| 1 | 10 | 145 | 0.35 | 12 | ||||||||||
| GA-5.5A | 0.7 | 7 | 102 | 0.8 | 28 | 7 | 5.5 | 680 | 660 | 780 | 230 | 61±2 | 20 | |
| 0.8 | 8 | 116 | 0.7 | 25 | ||||||||||
| 1 | 10 | 145 | 0.6 | 21 | ||||||||||
| 1.3 | 13 | 189 | 0.5 | 18 | ||||||||||
| GAS-7.5A VFC | 0.7 | 7 | 102 | 1.3 | 46 | 10 | 7.5 | 950 | 650 | 915 | 270 | 62±2 | 20 | |
| 0.8 | 8 | 116 | 1.2 | 42 | ||||||||||
| 1 | 10 | 145 | 1.1 | 39 | ||||||||||
| 1.3 | 13 | 189 | 0.9 | 32 | ||||||||||
| GAS-11A VFC | 0.7 | 7 | 102 | 1.8 | 64 | 15 | 11 | 950 | 650 | 915 | 280 | 63±2 | 20 | |
| 0.8 | 8 | 116 | 1.7 | 60 | ||||||||||
| 1 | 10 | 145 | 1.5 | 53 | ||||||||||
| 1.3 | 13 | 189 | 1.2 | 42 | ||||||||||
| GAS-15A VFC | 0.7 | 7 | 102 | 2.7 | 95 | 20 | 15 | 1260 | 850 | 1220 | 540 | 66±2 | 25 | |
| 0.8 | 8 | 116 | 2.5 | 88 | ||||||||||
| 1 | 10 | 145 | 2.3 | 81 | ||||||||||
| 1.3 | 13 | 189 | 2 | 71 | ||||||||||
| GAS-18.5A VFC | 0.7 | 7 | 102 | 3.2 | 113 | 25 | 18.5 | 1260 | 850 | 1220 | 550 | 67±2 | 25 | |
| 0.8 | 8 | 116 | 3 | 106 | ||||||||||
| 1 | 10 | 145 | 2.8 | 99 | ||||||||||
| 1.3 | 13 | 189 | 2.4 | 85 | ||||||||||
| GAS-22A VFC | 0.7 | 7 | 102 | 3.8 | 134 | 30 | 22 | 1260 | 850 | 1220 | 560 | 67±2 | 25 | |
| 0.8 | 8 | 116 | 3.6 | 127 | ||||||||||
| 1 | 10 | 145 | 3.2 | 113 | ||||||||||
| 1.3 | 13 | 189 | 2.8 | 99 | ||||||||||
| GAS-30A VFC | 0.7 | 7 | 102 | 5.7 | 201 | 40 | 30 | 1500 | 970 | 1375 | 780 | 67±2 | 40 | |
| 0.8 | 8 | 116 | 5.5 | 194 | ||||||||||
| 1 | 10 | 145 | 5 | 177 | ||||||||||
| 1.3 | 13 | 189 | 4.5 | 159 | ||||||||||
| GAS-37A VFC | 0.7 | 7 | 102 | 6.8 | 240 | 50 | 37 | 1500 | 970 | 1375 | 800 | 68±2 | 40 | |
| 0.8 | 8 | 116 | 6.31 | 222 | ||||||||||
| 1 | 10 | 145 | 5.7 | 201 | ||||||||||
| 1.3 | 13 | 189 | 5 | 177 | ||||||||||
| GAS-45A VFC | 0.7 | 7 | 102 | 7.9 | 279 | 60 | 45 | 1500 | 970 | 1375 | 820 | 69±2 | 40 | |
| 0.8 | 8 | 116 | 7.4 | 261 | ||||||||||
| 1 | 10 | 145 | 6.9 | 244 | ||||||||||
| 1.3 | 13 | 189 | 6.1 | 215 | ||||||||||
| GAS-55A VFC | 0.7 | 7 | 102 | 10.9 | 385 | 75 | 55 | direct drive &air cooling or water cooling | 2150 | 1326 | 1766 | 1550 | 69±2 | 50 |
| 0.8 | 8 | 116 | 10.4 | 367 | ||||||||||
| 1 | 10 | 145 | 9.4 | 332 | ||||||||||
| 1.3 | 13 | 189 | 8.6 | 304 | ||||||||||
| GAS-75A VFC | 0.7 | 7 | 102 | 14.5 | 512 | 100 | 75 | 2150 | 1326 | 1766 | 1600 | 70±2 | 50 | |
| 0.8 | 8 | 116 | 13.8 | 487 | ||||||||||
| 1 | 10 | 145 | 12.6 | 445 | ||||||||||
| 1.3 | 13 | 189 | 11.2 | 395 | ||||||||||
| GAS-90A VFC | 0.7 | 7 | 102 | 17 | 600 | 120 | 90 | 2545 | 1450 | 1900 | 2500 | 75±2 | 65 | |
| 0.8 | 8 | 116 | 16.5 | 583 | ||||||||||
| 1 | 10 | 145 | 15.2 | 537 | ||||||||||
| 1.3 | 13 | 189 | 14 | 494 | ||||||||||
*For other requirements,please contact the salesman.
Company Information
Packaging & Shipping
FAQ
Are you manufacturer?
ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.
How to get quicker quotation?
When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.
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| After-sales Service: | Online Technical Support |
|---|---|
| Warranty: | 2 Years |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
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How are air compressors utilized in pharmaceutical manufacturing?
Air compressors play a crucial role in pharmaceutical manufacturing, where they are utilized for various critical applications. The pharmaceutical industry requires a reliable source of clean and compressed air to ensure the safety, efficiency, and quality of its processes. Here’s an overview of how air compressors are utilized in pharmaceutical manufacturing:
1. Manufacturing Processes:
Air compressors are used in numerous manufacturing processes within the pharmaceutical industry. Compressed air is employed for tasks such as mixing and blending of ingredients, granulation, tablet compression, coating, and encapsulation of pharmaceutical products. The controlled delivery of compressed air facilitates precise and consistent manufacturing processes, ensuring the production of high-quality pharmaceuticals.
2. Instrumentation and Control Systems:
Pharmaceutical manufacturing facilities rely on compressed air for powering instrumentation and control systems. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control temperature and pressure, and automate various processes. The clean and dry nature of compressed air makes it ideal for maintaining the integrity and accuracy of these critical control mechanisms.
3. Packaging and Filling:
Air compressors are employed in pharmaceutical packaging and filling processes. Compressed air is used to power machinery and equipment for bottle cleaning, labeling, capping, and sealing of pharmaceutical products. Compressed air provides the necessary force and precision for efficient and reliable packaging, ensuring product safety and compliance.
4. Cleanroom Environments:
Pharmaceutical manufacturing often takes place in controlled cleanroom environments to prevent contamination and maintain product quality. Air compressors are used to supply clean and filtered compressed air to these cleanrooms, ensuring a controlled and sterile environment for the production of pharmaceuticals. Compressed air is also utilized in cleanroom air showers and air curtains for personnel and material decontamination.
5. Laboratory Applications:
In pharmaceutical laboratories, air compressors are utilized for various applications. Compressed air is used in laboratory instruments, such as gas chromatographs, mass spectrometers, and other analytical equipment. It is also employed in clean air cabinets, fume hoods, and laminar flow benches, providing a controlled and clean environment for testing, analysis, and research.
6. HVAC Systems:
Air compressors are involved in heating, ventilation, and air conditioning (HVAC) systems in pharmaceutical manufacturing facilities. Compressed air powers the operation of HVAC controls, dampers, actuators, and air handling units, ensuring proper air circulation, temperature control, and environmental conditions in various manufacturing areas.
By utilizing air compressors in pharmaceutical manufacturing, the industry can maintain strict quality standards, enhance operational efficiency, and ensure the safety and efficacy of pharmaceutical products.
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What are the environmental considerations when using air compressors?
When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:
Energy Efficiency:
Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.
Air Leakage:
Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.
Noise Pollution:
Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.
Emissions:
While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.
Proper Waste Management:
Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.
Sustainable Practices:
Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.
By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.
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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 2024-02-18
China supplier 240L/Min Electromedical Piston Oil Less Air Compressor air compressor CHINAMFG freight
Product Description
PM2400C Mini Small Oil Free Low Pressure Piston Pump Oilless Medical Oxygen Concentrator Air Compressor
Advantages:
Oil-less Vacuum Pumps / Air Compressors
PRANSCH oil-less rocking piston pump and air compressor combines the best characteristics of traditional piston pumps(air compressor) and diaphragm pumps into small units with excellent features.
- Light weight and very portable
- Durable and near ZERO maintenance
- Thermal protection (130 deg C)
- Power cord with plug, 1m length
- Shock mount
- Silencer – muffler
- Stainless steel vacuum and pressure gauge, both with oil damping
- Two stainless steel needle valves each with lock nut.
- All nickel plated fittings
- Power supply 230V, 50/60 Hz
This series is ideal for use in applications where oil-mist is undesirable. For examples, pressure/vacuum filtration, air sampling, water aeration, flame photometer, etc.
Specification:
| Model | Frequency | Flow | Pressure | Power | Speed | Current | Voltage | Heat | Sound | Weight | Hole | Installation Dimensions |
| Hz | L/min | Kpa | Kw | Min-1 | A | V | 0 C | db(A) | Kg | MM | MM | |
| PM200C | 50 | 50 | 200 | 0.12 | 1380 | 0.45 | 210/235 | 5-40 | 48 | 1.8 | M5 | L100xW74 |
| 60 | 58 | 200 | 0.13 | 1450 | 0.90 | 110/125 | 5-40 | 48 | 1.8 | M5 | ||
| PM300C | 50 | 75 | 300 | 0.15 | 1380 | 0.76 | 210/235 | 5-40 | 45 | 3.2 | M6 | L118xW70 |
| 60 | 90 | 300 | 0.16 | 1450 | 1.52 | 110/125 | 5-40 | 45 | 3.2 | M6 | ||
| PM550C | 50 | 105 | 600 | 0.32 | 1380 | 1.50 | 210/235 | 5-40 | 56 | 6.0 | M6 | L148xW83 |
| 60 | 115 | 600 | 0.35 | 1450 | 3.00 | 110/125 | 5-40 | 56 | 6.0 | M6 | ||
| PM1200C | 50 | 120 | 300 | 0.45 | 1380 | 1.70 | 210/235 | 5-40 | 58 | 7.6 | M6 | L203xW86 |
| 60 | 145 | 300 | 0.49 | 1450 | 3.50 | 110/125 | 5-40 | 58 | 7.6 | M6 | ||
| PM1400C | 50 | 160 | 700 | 0.45 | 1380 | 1.70 | 210/235 | 5-40 | 58 | 8.5 | M6 | L203xW86 |
| 60 | 180 | 700 | 0.49 | 1450 | 3.50 | 110/125 | 5-40 | 58 | 8.5 | M6 | ||
| PM2000C | 50 | 230 | 800 | 0.55 | 1380 | 2.50 | 210/235 | 5-40 | 60 | 10.0 | M6 | L203xW86 |
| 60 | 250 | 800 | 0.60 | 1450 | 5.20 | 110/125 | 5-40 | 60 | 10.0 | M6 | ||
| HP2400C | 50 | 240 | 900 | 0.90 | 1380 | 3.30 | 210/235 | 5-40 | 75 | 17.0 | M7 | L246xW127 |
| 60 | 258 | 900 | 1.00 | 1450 | 6.80 | 110/125 | 5-40 | 75 | 17.0 | M7 | ||
| PM3000C | 50 | 250 | 1000 | 1.50 | 1380 | 4.20 | 210/235 | 5-40 | 76 | 17.5 | M7 | L246xW127 |
| 60 | 270 | 1000 | 1.70 | 1450 | 9.00 | 110/125 | 5-40 | 76 | 17.5 | M7 |
Why use a Rocking Piston Product?
Variety
Pransch oilless Rocking Piston air compressors and vacuum pumps, available in single, twin, miniature, and tankmounted
styles, are the perfect choice for hundreds of applications. Choose from dual frequency, shaded pole,
and permanent split capacitor (psc) electric motors with AC multi-voltage motors to match North American,
European, and CHINAMFG power supplies. A complete line of recommended accessories as well as 6, 12, and
24 volt DC models in brush and brushless types are also available.
Performance
The rocking piston combines the best characteristics of piston and diaphragm air compressors into a small unit
with exceptional performance. Air flow capabilities from 3.4 LPM to 5.5 CFM (9.35 m3/h), pressure to 175 psi
(12.0 bar) and vacuum capabilities up to 29 inHg (31 mbar). Horsepowers range from 1/20 to 1/2 HP
(0.04 to 0.37 kW).
Reliable
These pumps are made to stand up through years of use. The piston rod and bearing assembly are bonded
together, not clamped; they will not slip, loosen, or misalign to cause trouble.
Clean Air
Because CHINAMFG pumps are oil-free, they are ideal for use in applications in laboratories, hospitals, and the
food industry where oil mist contamination is undesirable.
Application:
- Transportation application include:Auto detailing Equipment,Braking Systems,Suspension Systems,Tire Inflators
- Food and Beverage application include:beverage dispensing,coffee and Espresso equipment,Food processing and packaging,Nitrogen Generation
- Medical and laboratory application include:Body fluid Analysis equipment,Dental compressors and hand tools,dental vacuum ovens,Dermatology equipment,eye surgery equipment,lab automation,Liposuction equipment,Medical aspiration,Nitrogen Generation,Oxygen concentrators,Vacuum Centrifuge,vacuum filtering,ventilators
- General industrial application include:Cable pressurization,core drilling
- Environmental application include:Dry sprinkler systems,Pond Aeration,Refrigerant Reclamation,Water Purification Systems
- Printing and packaging application include:vacuum frames
- material Handling application include:vacuum mixing
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| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling |
| Structure Type: | Closed Type |
| Compress Level: | Single-Stage |
| Refrigerant Type: | Air |
| Material: | Steel |
| Customization: |
Available
|
|
|---|
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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 inflating tires and sporting equipment?
Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:
1. Tire Inflation:
Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.
2. Sporting Equipment Inflation:
Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.
3. Air Tools for Inflation:
Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.
4. Adjustable Pressure:
One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.
5. Efficiency and Speed:
Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.
6. Portable Air Compressors:
For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.
It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.
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What is the purpose of an air compressor?
An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:
1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.
2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.
3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.
4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.
5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.
6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.
Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.


editor by CX 2024-02-08
China Good quality Cold Room Used Mini Small Oil Less Oil Free Piston Portable Air Compressor air compressor price
Product Description
Advantages for our condensing unit
1. The accessories for the unit include liquid receiver, pressure gage, pressure controller, sight glass, filter junction box, etc.
2. The copper tube of air cooled Condensing units get through the 2.6Mpa pressure test, meet the request of normal work.
3.Every part of units is best in corrosion protection.
4. Air cooled condensing unit refrigerating capacity ranks from 0.2KW to 29KW. evaporating temperature:-45ºC-+15°C, run steady under the ambient temperature +43ºC.
5. Proper structure, accurate and reliable operating system for the air cooled condensing unit. 6. Use the high efficiency and large air volume axial fan, with low noise and energy saving.
ApplicationHotels, hospitals, blood banks, poultry slaughter and processing, CHINAMFG and processing, mushroom cultivation,
agricultural product processing, dairy production, pharmaceutical processing and logistics, beverage production and processing,
beer production and cooling, large-scale logistics storage, chemical product cooling, leather manufacturing, injection molding,
machine cooling, steel cooling, ommunication equipment, ship manufacturing and more.
| Suitable Temperature for Various Products | ||||||||
| Temperature | Condensing Unit Type | Suitable Products | ||||||
| -5°C ~ +5°C | Single stage piston/scroll/ screw compressor condensing unit |
Vegetables, Fruit, Drink, Beer, Medicines, Vaccine… |
||||||
| -15°C ~ -25°C | Single stage piston/scroll/ screw compressor condensing unit |
Meat, Fish, Medicines, Seafoods, Ice Cream… |
||||||
| -30°C ~ -40°C | 2-stage piston/screw compressor condensing unit |
Meat, Fish, Blood… | ||||||
| -45°C ~ -70°C | Cascade condensing unit | Tuna, Vaccine… | ||||||
Product Specifications
| 1 | Product name | Stainless Steel Brazed Plate Heat Exchanger | |||
| 2 | Refrigerant | R22,R407etc. | |||
| 3 | Voltage | AC220v/380v/customized ,50Hz/60Hz | |||
| 4 | cold room temperature | -25~45ºC | |||
| 5 | Range of evaporating temperature | -30~50ºC | |||
| 6 | Warranty | 1 Year | |||
| 7 | Composition | Compressor, crankcase heater, oil pressure safety switch, air-cooled condenser, receiving tank, drier-filter, meter panel, pressure controller, refrigeration oil, protection gas, double stage compressor with intermediate cooler |
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1. Why do we insist original new compressor?
Only original brand new compressor can have the best quality & high efficiency. So you save money on electric bill and maintenance cost.
2. Why same HP compressors have big price difference?
Even same horse power compressor condensing unit, the compressor have different designs, so the cooling capacities are different. Also their condensers are different. So cooling capacity bigger, price higher.
3. Can refrigeration units be customized?
Yes. We have experienced technicians and professional team can help customization. But we have many models for you to choose, better choose them because the delivery time is much shorter.
4. How many kinds of compressors?
Semi-hermetic(ECOLINE series),Two stages semi-hermetic, Semi-hermetic screw compressor, Hermetic screw compressor.
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| After-sales Service: | 1 Year |
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| Warranty: | 3-5 Year |
| Principle: | Mixed-Flow Compressor |
| Samples: |
US$ 200/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| 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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How do you maintain proper air quality in compressed air systems?
Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:
1. Air Filtration:
Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.
2. Moisture Control:
Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.
3. Oil Removal:
If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.
4. Regular Maintenance:
Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.
5. Air Receiver Tank Maintenance:
Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.
6. Air Quality Testing:
Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.
7. Education and Training:
Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.
8. Documentation and Record-Keeping:
Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.
By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.
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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 2023-12-29
China Custom Stationary High Pressure Oil Less Electric Rotary Screw Type Air Compressor air compressor for sale
Product Description
Industrial Low-Noise Electric Stationary AC Power Oil Lubricated Medium High Pressure Direct Driven Rotary Screw Type Air Compressor Advantages
1.Superior design with 72 types of technology patent, 2 stages compression, realize maximum energy saving and lowest noise level.
2.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings
3.Adopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.
4.Intelligent controller and multi-language LCD keep the outstanding safety
performance.
5.Stainless steel oil pipe and air pipe, high temperature resistant (400ºC=752ºF) and low temperature resistant(-270ºC=518ºF), high pressure resistant.lUltra-long life(80 years), completely leak free and maintenance free
6.Conform to CE, ISO9001 and energy saving certification, etc.
The Technical Parameters Of High Pressure Rotary Screw Air Compressor
| Model | Maxinmum working pressure | Capacity(FAD)* | Installed motor | Driving mode& Cooling method |
Noise level** | Dimensions(mm) | Weight | Air outlet pipe diameter |
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| 50 HZ | 60 HZ | power | |||||||||||||||||
| Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | ||||||||||||
| bar(g) | psig | m³/min | cfm | m³/min | cfm | kw | hp | dB(A) | L | W | H | kg | |||||||
| DVAH-90-16 | 16 | 232 | 3.73 | 9.24 | 131 | 326 | 4.28 | 8.57 | 151 | 303 | 90 | 120 | Direct Driven Air Cooling /W-Water Cooling |
78 | 2800 | 1600 | 1700 | 2500 | DN50 |
| DVAH-90-18 | 18 | 261 | 4.29 | 10.73 | 151 | 379 | 5.39 | 10.78 | 190 | 381 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-20 | 20 | 290 | 4.24 | 10.61 | 150 | 375 | 5.33 | 10.67 | 188 | 377 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-25 | 25 | 363 | 4.14 | 10.35 | 146 | 365 | 4.76 | 9.51 | 168 | 336 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-110-16 | 16 | 232 | 5.32 | 13.3 | 188 | 470 | 5.81 | 11.62 | 205 | 410 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-18 | 18 | 261 | 5.78 | 14.45 | 204 | 510 | 5.58 | 11.16 | 197 | 394 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-20 | 20 | 290 | 5.73 | 14.33 | 202 | 506 | 5.38 | 10.76 | 190 | 380 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-25 | 25 | 363 | 4.86 | 12.15 | 172 | 429 | 5.28 | 10.56 | 186 | 373 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-30 | 30 | 435 | 4.95 | 12.38 | 175 | 437 | 5.15 | 10.3 | 182 | 364 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-35 | 35 | 508 | 4.24 | 10.6 | 150 | 374 | 5.1 | 10.2 | 180 | 360 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-40 | 40 | 580 | 4.21 | 10.53 | 149 | 372 | 5.6 | 11.2 | 198 | 395 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-132-16 | 16 | 232 | 5.35 | 13.37 | 189 | 472 | 7.25 | 14.5 | 256 | 512 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-18 | 18 | 261 | 5.81 | 14.53 | 205 | 513 | 6.5 | 12.99 | 229 | 459 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-20 | 20 | 290 | 5.75 | 14.37 | 203 | 507 | 6.42 | 12.84 | 227 | 453 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-25 | 25 | 363 | 4.87 | 12.18 | 172 | 430 | 6.23 | 12.46 | 220 | 440 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-30 | 30 | 435 | 4.97 | 12.43 | 176 | 439 | 5.25 | 10.5 | 185 | 371 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-35 | 35 | 508 | 4.26 | 10.64 | 150 | 376 | 5.2 | 10.4 | 184 | 367 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-40 | 40 | 580 | 4.22 | 10.56 | 149 | 373 | 5.15 | 10.3 | 182 | 364 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-160-16 | 16 | 232 | 6.17 | 15.43 | 218 | 545 | 9.39 | 18.78 | 332 | 663 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-18 | 18 | 261 | 6.76 | 16.91 | 239 | 597 | 9.22 | 18.43 | 325 | 651 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-20 | 20 | 290 | 6.66 | 16.65 | 235 | 588 | 8.07 | 16.13 | 285 | 570 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-25 | 25 | 363 | 5.89 | 14.73 | 208 | 520 | 7.99 | 15.97 | 282 | 564 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-185-16 | 16 | 232 | 6.55 | 16.37 | 231 | 578 | 10.3 | 20.6 | 364 | 727 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-18 | 18 | 261 | 7.29 | 18.21 | 321 | 643 | 10.19 | 20.37 | 360 | 719 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-20 | 20 | 290 | 7.2 | 18.01 | 254 | 636 | 8.81 | 17.62 | 311 | 622 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-25 | 25 | 363 | 7.06 | 17.65 | 249 | 623 | 8.73 | 17.45 | 308 | 616 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-200-16 | 16 | 232 | 8.68 | 21.71 | 307 | 766 | 11.94 | 23.88 | 422 | 843 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-18 | 18 | 261 | 10.64 | 26.61 | 376 | 940 | 11.32 | 22.64 | 400 | 799 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-20 | 20 | 290 | 9.7 | 24.25 | 343 | 856 | 10.69 | 21.37 | 377 | 755 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-25 | 25 | 363 | 8.84 | 22.09 | 312 | 780 | 9.1 | 18.19 | 321 | 642 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-220-16 | 16 | 232 | 9.75 | 24.37 | 344 | 860 | 12.17 | 24.34 | 430 | 859 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 11.84 | 23.67 | 418 | 836 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-20 | 20 | 290 | 10.56 | 26.39 | 373 | 932 | 11.21 | 22.42 | 396 | 792 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-25 | 25 | 363 | 9.6 | 24.01 | 339 | 848 | 10.47 | 20.94 | 370 | 739 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-250-16 | 16 | 232 | 10.7 | 26.75 | 378 | 944 | 14.07 | 28.13 | 497 | 993 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 14 | 27.99 | 494 | 988 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-20 | 20 | 290 | 12.07 | 30.16 | 426 | 1065 | 12.95 | 25.89 | 457 | 914 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-25 | 25 | 363 | 10.45 | 26.13 | 369 | 923 | 12.45 | 24.9 | 440 | 879 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-280-16 | 16 | 232 | 12.55 | 31.38 | 443 | 1108 | 16.51 | 33.02 | 583 | 1166 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-18 | 18 | 261 | 14.99 | 37.47 | 529 | 1323 | 14.84 | 29.68 | 524 | 1048 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-20 | 20 | 290 | 14.84 | 37.09 | 524 | 1310 | 14.69 | 29.38 | 519 | 1037 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-25 | 25 | 363 | 12.37 | 30.93 | 437 | 1092 | 12.69 | 25.38 | 448 | 896 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| *) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C **) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A) ***) Specifications are subject to change without prior notice |
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DENAIR Factory
DENAIR Certificates
DENAIR Exhibiton
DENAIR Customers
We carefully selected for you the classic case:
DENAIR VSD Screw Air Compressor for Food Processing in USA
Project Name: Coffee manufacturer in Omaha, United States
Product Name: 30KW 40HP direct dirven variable frequency screw air compressor with air dryer and air receiver tank
Model No. & Qty: DVA-30G x 2
Working Time: From January, 2016 till now
Event: In January, 2016, CHINAMFG service team Michael, Sissi and Steven visited our VIP customer in Omaha, United States for technical training for air compressor maintenance. The customer was very satisfied with our good service and VSD energy saving solution.
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| 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 differences between stationary and portable air compressors?
Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:
1. Mobility:
The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.
2. Power Source:
Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.
3. Tank Capacity:
Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.
4. Performance and Output:
The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.
5. Noise Level:
Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.
6. Price and Cost:
Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.
When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.
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Are there differences between single-stage and two-stage air compressors?
Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:
Compression Stages:
The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.
Compression Process:
In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.
Pressure Output:
The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.
Efficiency:
Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.
Intercooling:
Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.
Applications:
The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.
It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.
In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.
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In which industries are air compressors widely used?
Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:
1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.
2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.
3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.
4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.
5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.
6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.
7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.
8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.
9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.
These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.


editor by CX 2023-11-10