Product Description
China 30hp 22kw high pressure electric rotary screw air compressor for industrial
Product Description
Screw compressors are designed for those applications that require a high volume of compressed air and/or continuous usage.
They do not require to stop for the cooling process, allowing constant air production. Silent, efficient, and reliable, Jiayi’s screw
compressors grant you a more comfortable workspace, continuous usage, longer components’ lifecycle, more efficiency, and
cost savings.
Screw compressors operate based on 2 meshing helical screw rotating in inverse order, avoiding any contact with mechanical
parts.
VARIABLE SPEED SCREW COMPRESSORS
Variable speed screw compressors allow you to save up lots of power energy, compared to fixed speed ones. While traditional
compressors work at 1 speed (at 100%), variable speed screw compressors regulate the motor’s speed to adjust to the
production’s fluctuating air requirements. They are ideal for applications and production systems whose usage of compressed air
varies during the day, granting the right quantity of air needed and a saving the cost of electricity.
HIGH EFFICIENCY IN VARIABLE SPEED SCREW COMPRESSORS
The magnet permanent motor controll the energy consumption better than fixed speed compressors. This innovative technology
takes the energy savings to a new level, improving efficiency and performance. Jiayi’s innovative technology guarantees
remarkable savings on energy bills, creating return on the investment in 1-2 years.
| NO. | COMPARE | PERMANENT MAGNETIC FREQUENCY CONVERSION | INDUSTRIAL FREQUENCY | RESULT | CONCLUSION |
| 1 | Motor efficiency | 94%-96% | 87%-89% | 7% saving | The permanent magnetic inverter model save 32% more envergy than the normal industrial frequency type. |
| 2 | No-load electricity consumption | 45% of the full capacity | 45% of the full capacity | if we assume average no loading time 30%,the overall saving will be 13.5% | |
| 3 | Over pressure electricity consumption | no | average 1kg/cm,electricity consumption 7% | 7% saving | |
| 4 | Integrated shaft efficiency | 100% | belt 94%, coupling 97% | save on belt 6%, on coupling 3% | |
| 5 | Other advantage | constant pressure output | variable pressure | permanent magnetic ensure the production quality |
Product Parameters
| SJ series screw air compressor technical data | ||||
| Model | SJ10A | SJ15A | SJ20A | SJ25A |
| Air volume / Air pressure | 1.2m3/min 0.7Mpa |
1.65m3/min 0.7Mpa |
2.5m3/min 0.7Mpa |
3.2m3/min 0.70Mpa |
| Lubricating oil | 4L | 8L | 8L | 12L |
| Power | 7.5kw | 11kw | 15kw | 18.5kw |
| Type | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor |
| Size | 880*600*820mm | 1080*720*1000mm | 1080*720*1000mm | 1250*850*1080mm |
| Weight | 120kgs | 214kgs | 214kgs | 282kgs |
| Noise | 66dB(A) | 68dB(A) | 68dB(A) | 68dB(A) |
| Driving mode | Direct link | |||
| Output pipe | G3/4 | G3/4 | G3/4 | G 1 1/4 |
Feature
In the workshop, air consumption is high during the day time but comparatively low in the night. In the meantime, the air
consumption in busy season is much higher than that of in low season.
92% air compressors have got serious fluctuations during operation
70% air compressors have a load between 40% to 80% while working.
Thus, there is much energy to save if we use a variable frequency compressor in stead.
1. Permanent magnet frequency conversion motor that makes the machine meets the National Level 1 energy efiiciency standard.
2. The new patent design of screw type machine equipped with 8 sets of S K F import bearing.
3. Big name brand frenquency converter / inverter, top vector frequency conversion control system.
4. Double frenquency conversion desigh makes frequency changing possible for for both motor and the fan.
5. PID air volume regulation technology for saving overall air consumption.
6. 40-200hz wide frequency option in order to meet different working conditions.
7. Stable air pressure, fluctuation within 0.1bar.
8. 0 load start, less effect on power grid.
9. A better design to seperate the low temperature and high temperature unit, so the electrical componentes have longer life span.
10. Best human manchine interface with more date and detailed function.
Smart Control Panel
The digital control panel can control versatile situation with clear display, which makes the air compressor easy to control and easy
to maintain.
High Efficient Built-in Cooler
The cooler is designed for high temperature environment, it helps to keep air compressor running in an appropriate temperature.
Detailed Photos
Factory details
Packaging & Shipping
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| After-sales Service: | One Year Warranty |
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| Warranty: | 12 Month Warranty |
| Lubrication Style: | Oil-free |
| Cooling System: | High Efficiency |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Samples: |
US$ 790/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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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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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2024-05-17
China Custom CHINAMFG Brand Ground Screw Air Compressor Can Make Air Clean, Oil-Free, Efficient and Quiet Low Pressure Industrial Screw Units air compressor price
Product Description
Bohai brand ground screw air compressor can make air clean, oil-free, efficient and quiet low pressure industrial screw units
Product Description
Product features:
LG-12/2 screw air compressor is mainly used in material conveying, textile industry and other low-pressure gas sector industries, compared with the traditional piston type, pendulum type and other air compressors, with a long continuous operation time, no human care, stable operation, high reliability, low failure rate, low noise advantages, in actual use will bring users a very high economic and environmental benefits.
1, the overall design of air compressor:
LG-12/2 screw air compressor is composed of the bottom frame, which is reasonably arranged and installed: distribution box, motor, screw machine head, hot oil pump, oil cooler, oil and gas separator, protective silencer housing and other components (can be selected according to customers).
2. Control system:
The control system adopts HangZhou MAM880 screw air compressor microcomputer controller, and the main motor is started by star triangle. The whole control system is equipped with temperature sensor, pressure sensor, air intake valve, minimum pressure valve, safety valve, check valve, etc., to achieve the optimal accessories, reasonable configuration, automatic control, smooth operation, safe and reliable.
The main advantage of this type of screw air compressor is that in order to ensure the safe and reliable operation of the screw machine, the design selects the most reliable hot oil pump in China, so that the screw machine can ensure the normal circulation of the system cooling oil at any time!
Detailed Photos
Product Parameters
| Main specifications and technical parameters (1) Exhaust pressure: 0.2MPa; (2) Exhaust volume: 12m³/min; (3) Main motor power: 45kw; (4) Screw model number: CHINAMFG brand (5) Work nature: continuous work; (6) Noise: ≤85dB(A); (7) Overall size: 2030*1060*1420mm; (8) Machine weight: 700 kg.
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Company Profile
Rongheng times (ZheJiang ) International Trade Services Co. , Ltd. is mainly engaged in the Air compressor and special purpose vehicles.
Air compressor including oil-free lubrication pendulum air compressor and screw air compressor 2 series of more than 20 kinds of products. As a manufacturer of Compressed air systems, the company has always advocated for customized Compressed air solutions and long-term quality services for specific industry applications.
The leading products of special vehicles are tank-type special vehicles, which include fluid material transport equipment such as concrete mixer, powder material transport vehicles, liquid transport vehicles, and special equipment for sanitation and animal husbandry, at present, the annual production capacity of more than 10,000 units.
Our Advantages
The products cover 31 provinces, cities and autonomous regions, and export to more than 50 countries and regions.
Get Quality Products to you faster and better.
FAQ
Q1. Do you test all your goods before delivery?
A1: Yes, we have 100% test before delivery
Q2. What is your terms of delivery?
A2: EXW, FOB, CFR, CIF, DDU…As for the payment terms,it depends on the total amount.
Q3. What is the average delivery time?
A3: Usually takes about 10-20 days . The specific delivery time depends on the items and the quantity of your order.
Q4. What is the Payment term?
A4: By T/T before shipment or By L/C at sight.
Q5. During shipping, if there is a damage to products, how do you get replacement?
A5:Firstly, we should investigate the reason cause the damage. At the same time, we will claim for the insurance by ourselves or assist the buyer. Secondly we will send the replacement to the buyer. The responsible person for above damage will take charge of the cost of the replacement.
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| After-sales Service: | on-Line 7*24h |
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| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| 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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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
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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 2024-05-15
China Custom 8-13 bar,11kw Fixed speed Screw rotary Air Compressor used for factory workshop,energy saving,factory discount with Good quality
Product Description
8-13 bar,11kw Fixed speed Screw rotary Air Compressor used for factory workshop,energy saving,factory discount
Product Parameters
| Model | Discharge Pressure(MPa) | Discharge Air Volume(m³/min) | Motor Power(KW) | Dimension L*W*H(mm) | Discharge Pipc.Dia | Unit Weight(KG) |
| SEF780Z | 0.8 | 23.5 | 132 | 2620*1670*1800 | 1*2″ | 2926 |
| 1.0 | 20.5 | |||||
| 1.3 | 17.0 | |||||
| SEF1060Z | 0.8 | 30.0 | 160 | 3070*2140*2130 | DN80 | 4100 |
| 1.0 | 26.0 | |||||
| 1.3 | 22. | |||||
| SEF1165Z | 0.8 | 32 | 185 | 3070*2140*2130 | DN80 | 4400 |
| 1.0 | 28.5 | |||||
| 1.3 | 25.0 | |||||
| SEF1270Z | 0.8 | 35.0 | 200 | 3420*2220*2130 | DN100 | 5200 |
| 1.0 | 31.0 | |||||
| 1.3 | 27.0 | |||||
| SEF1420Z | 0.8 | 41.0 | 250 | 3420*2220*2130 | DN100 | 5300 |
| 1.0 | 39.0 | |||||
| 1.3 | 35.0 | |||||
| SEF1765Z | 0.8 | 50 | 280 | 4200*2380*2550 | DN125 | 5600 |
| 1.0 | 42 | |||||
| SEF1980Z | 0.8 | 56 | 315 | 4200*2380*2550 | DN125 | 7980 |
| 1.0 | 50 | |||||
| 1.3 | 43 | |||||
| SEF2190ZW | 0.8 | 63 | 355 | 3690*2350*2150 | DN125 | 7350 |
| 1.0 | 55 | |||||
| 1.3 | 47 | |||||
| SEF2580ZW | 0.8 | 73 | 400 | 4070*2300*2250 | DN150 | 8100 |
| 1.0 | 63 | |||||
| 1.3 | 53 |
Detailed Photos
Electric Silent direct transmition screw air compressor
Screw type air compressor structure of a unique design, a compact, stylish appearance, high efficiency, small energy consumption, low noise characteristics and long life, is a smart environment-friendly products. Is widely applied in metallurgy, machinery, cicals,and mining,and electric power industries of the ideal gas source equipment.
Advantage:
1. The third generation of advanced rotor and concise intake control system.
2. Efficient centrifugal separator oil and gas, gas oil content is small, tube and core of long life.
3. Efficient, low noise suction fan of the full use of export dynamic pressure Increased effect of heat transfer (air-cooled)
4. Automatic water-cooling system for large air compressor to provide more Efficient.
5. Fault diagnosis system, the control panel is easy to operate
6 Removable door, equipment maintenance, service convenient
7. Microelectronic processing so that temperature, pressure and other parameters are closely monitored.
Our SEF series
Company Profile
HangZhou CHINAMFG Compressor Co., Ltd is a leading CHINAMFG manufacturer in HangZhou, China. We focus on the research & Develop and manufacture of screw air compressors and related after-treatment equipment over 18 years experience. Our screw compressors include air & Water cooled compressor, belt & Direct driven compressor, permanent magnet inverter compressor, low pressure compressor, oil free compressor, diesel driven portable compressor. Our products have passed ISO9001 certificate. We offer you world-class products with advanced features, competitive price, and reliable quality and on time delivery. We always make superior quality CHINAMFG because of adopting Germany advanced production technology and European famous brands machine parts for compressors. CHINAMFG COMPROSS has an experienced expert team, not only provide users with high-quality and high-efficiency compressed air system equipment, but also provide users with optimum air system solutions during before-sale, sale and after-sale services. In China Market, our compressor has become the preferred choice to customer through technical superiority, strong sales network and excellent after-sales service. In the world market, our products are available in 40 countries covering Europe, North America, South America Australia, Asia, Africa, and Middle-East. Welcome more agents and dealers join us and make long term cooperation!
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| After-sales Service: | 12 months |
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| Warranty: | 12 months |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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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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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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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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Can air compressors be used for automotive applications?
Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:
1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.
2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.
3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.
4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.
5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.
6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.
7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.
When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.
Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.


editor by CX 2024-03-28
China Custom CHINAMFG Official China Factory Stationary Screw Air Compressor supplier
Product Description
XCMG Official China Factory Stationary 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 |
||
|
XA-7GA |
1.35 |
0.7 |
7.5 |
G1/2 |
62±2 |
32.5 |
|
|
1.25 |
0.8 |
||||||
|
1.01 |
1 |
||||||
|
0.9 |
1.25 |
||||||
|
XA-11GA |
1.8 |
0.7 |
11 |
G3/4 |
63±2 |
50 |
|
|
1.78 |
0.8 |
||||||
|
1.55 |
1 |
||||||
|
1.3 |
1.25 |
||||||
|
XA-15GA |
2.5 |
0.7 |
15 |
G3/4 |
63±2 |
50 |
|
|
2.4 |
0.8 |
||||||
|
2.1 |
1 |
||||||
|
1.8 |
1.25 |
||||||
|
XA-18GA |
3.1 |
0.7 |
18.5 |
G1 |
64±2 |
100 |
|
|
3 |
0.8 |
||||||
|
2.7 |
1 |
||||||
|
2.3 |
1.25 |
||||||
|
XA-22GA/W |
3.8 |
0.7 |
22 |
G1 |
64±2 |
110 |
14.5 |
|
3.7 |
0.8 |
||||||
|
3.2 |
1 |
||||||
|
2.8 |
1.25 |
||||||
|
XA-30GA/W |
5.4 |
0.7 |
30 |
G1 |
65±2 |
145 |
20 |
|
5.25 |
0.8 |
||||||
|
4.5 |
1 |
||||||
|
3.9 |
1.25 |
||||||
|
XA-37GA/W |
6.6 |
0.7 |
37 |
G1 ½ |
65±2 |
145 |
25 |
|
6.6 |
0.8 |
||||||
|
5.9 |
1 |
||||||
|
4.8 |
1.25 |
||||||
|
XA-45GA/W |
8.4 |
0.7 |
45 |
G1 ½ |
66±2 |
185 |
30 |
|
8 |
0.8 |
||||||
|
7.4 |
1 |
||||||
|
6.4 |
1.25 |
||||||
|
XA-55GA/W |
10.8 |
0.7 |
55 |
G2 |
68±2 |
220 |
39.9 |
|
10 |
0.8 |
||||||
|
9.1 |
1 |
||||||
|
8 |
1.25 |
||||||
|
XA-75GA/W |
13.8 |
0.7 |
75 |
G2 |
72±2 |
250 |
51 |
|
13 |
0.8 |
||||||
|
11.8 |
1 |
||||||
|
10.3 |
1.25 |
||||||
|
XA-90GA/W |
17.1 |
0.7 |
90 |
G2 |
72±2 |
270 |
61 |
|
17 |
0.8 |
||||||
|
15.2 |
1 |
||||||
|
12.5 |
1.25 |
||||||
|
XA-110GA/W |
21.2 |
0.7 |
110 |
G2 1/2 |
75±2 |
420 |
79 |
|
20 |
0.8 |
||||||
|
17.1 |
1 |
||||||
|
15.4 |
1.25 |
||||||
|
XA-132GA/W |
25 |
0.7 |
132 |
G2 1/2 |
75±2 |
460 |
91 |
|
24.3 |
0.8 |
||||||
|
21 |
1 |
||||||
|
17.5 |
1.25 |
||||||
|
XA-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 |
||||||
|
XA-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 |
||||||
|
XA-220GA/W |
37 |
0.7 |
220 |
DN80 |
75±2 |
710 |
144 |
|
36.3 |
0.8 |
||||||
|
31.63 |
1 |
||||||
|
28.55 |
1.25 |
||||||
|
XA-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.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| 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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Can air compressors be used for cleaning and blowing dust?
Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:
1. Cleaning Machinery and Equipment:
Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.
2. Dusting Surfaces:
Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.
3. Cleaning HVAC Systems:
Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.
4. Blowing Dust in Workshops:
In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.
5. Cleaning Electronics and Computer Equipment:
Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.
6. Industrial Cleaning Applications:
Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.
When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.
Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.
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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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How is air pressure measured in air compressors?
Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:
1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.
2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.
To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.
It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.
When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.
Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.


editor by CX 2024-01-04