Product Description
Product Description
1. Patented design, reasonable layout of components, compact structure, large-capacity gas storage tank; advanced surface electrostatic spraying technology.
2. Cast iron crankcase, configure sight oil glasses and fully relieved respirator.
3. The cylinder is made of wear-resistant cast iron material,multi-fin design, ensure the best heat dissipation effect.
4. Connecting rod made of forged aluminum or ductile iron,high strength, don’t easy to deform. The open-type connecting rod is designed with copper bushings at both ends of which are wear-resistant.
5. The high-strength aluminum alloy piston reduces the moment of inertia and improves the stability of the machine body. It adopts 2 oil scraper rings and 2 piston ring designs to ensure low fuel consumption, low backlash and improve compression efficiency.
6. The high-strength wear-resistant crankshaft is equipped with double balance weights and high-precision bearings to ensure the best balance of operation.
7. Adopt high-quality imported reed valve, small air intake resistance, large exhaust volume, and service life will be 10,000
hours.
Product Parameters
| Model No | HW4007B | HW5507 | HW7507 | HW10007 | HW15007 | HW20007 |
| Air delivery (m3/min) | 0.4 | 0.55 | 0.75 | 1.05 | 1.55 | 2.15 |
| Working pressure(Mpa) | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| Rotation speed(mm) | 860 | 1050 | 850 | 850 | 950 | 900 |
| Cylinders(mm) | 70*3 | 70*3 | 100*2 | 100*3 | 125*2 110*1 |
125*2 110*1 |
| Piston stroke(mm) | 55 | 55 | 72 | 72 | 80 | 110 |
| Tank(L) | 120 | 170 | 250 | 320 | 320 | 500 |
| Motor power(kw) | 3 | 4 | 5.5 | 7.5 | 11 | 15 |
| Lubrication Method | Splash | Splash | Splash | Splash | Splash | Splash |
| Cooling way | Air cooled | Air cooled | Air cooled | Air cooled | Air cooled | Air cooled |
| Driven method | Belt | Belt | Belt | Belt | Belt | Belt |
| Weight(KG) | 215 | 225 | 285 | 335 | 487 | 582 |
| L(mm) | 1340 | 1470 | 1665 | 1690 | 1735 | 1835 |
| W(mm) | 470 | 470 | 500 | 530 | 585 | 635 |
| H(mm) | 935 | 980 | 1090 | 1260 | 1350 | 1460 |
Detailed Photos
Packaging & Shipping
Certifications
Company Profile
Founded in 1997, our factory has become 1 of the most powerful air compressor equipment and engineering drilling equipment manufacturers in China, and is a member of the national compressor industry association, drilling machinery and pneumatic tools industry association, and a drafting unit of national standards. All the products have passed the quality system certification of ISO9001:2000 and national inspection-free products.
Its total registered capital of 245 million yuan, holding 10 subsidiaries, is a set of technology research and development,
production and manufacturing, sales and service functions in 1 of the modern machinery and equipment manufacturing enterprises, the enterprise covers an area of 31000m2. The group has more than 1100 employees, including more than 100 middle and senior technical personnel. The group has established close cooperative relations with many domestic famous universities and other scientific research institutes, with strong product research and development capabilities.
Now as the main exporter of drilling rigs and air compressors equipment in China. It has exported to more 60 countries such as Southeast Asia, South America, Africa, Eastern Europe, Russia etc. Excellent quality and perfect service gain the consistent praise from customers.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of air compressor and drilling more than 23 years.
Q2. How do you control quality ?
A:1.Raw- material in checking.
2.Assembly.
3.Worldwid after service available.arrange our engineers to help you training and installation.
Q3. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q4. How long is the delivery time ?
A: For standard voltage ,10working days. Non-standard ,please contact our sales.
Q5. What’s payment term ?
A: T/T, L/C, Western Union etc. Also we could accept USD, RMB, Euro and other currency.
Q6. How about your warranty?
A: One year for the whole machine, except consumable spare parts.
Q7. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.Worldwid agents and after service avaiable.arrange our engineers to help you training and installation.
Q8: What about product package?
A: We will pack the products strictly with standard seaworthy case.
| After-sales Service: | 24 Hours Online Service |
|---|---|
| Warranty: | 1year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Cylinder Arrangement: | Duplex Arrangement |
| Cylinder Position: | Vertical |
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What is the impact of humidity on compressed air quality?
Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:
1. Corrosion:
High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.
2. Contaminant Carryover:
Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.
3. Decreased Efficiency of Pneumatic Systems:
Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.
4. Product Contamination:
In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.
5. Increased Maintenance Requirements:
Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.
6. Adverse Effects on Instrumentation:
Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.
To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.
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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 do oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.
editor by CX 2023-11-02
China Custom Electric Belt Driven Rotary Screw Air Compressor (11-45kw) air compressor for sale
Product Description
Electric Belt Driven Rotary Screw Air Compressor (11-45kw)
Feature
1.Steam turbine compressor are driven by power supply from an industrial compressor,compress the air in an compressing cavity and then pressurize the compressed air.
2.Air compressor ,A precisely-made central bracket is used ti keep the motor aligned permanently with the air end.
3. A high resilient coupling is adopted to make the air compressor operate smoothly,and the elastomer is long in useful life.
4.The discharge pipe is double-wall corrugated pipe and the oil way uses a special high pressure hose which is resistant to temperature up to 125ºC.
5.Saving energy and protecting environment.
6.Stable quality and high durability.
Rotary Screw Air Compressor
1. Belt driven double screw air compressor series
2. Direct driven double screw air compressor series
3. Variable-frequency screw air compressor series
4. Combined screw air compressor series
5. Low pressure screw air compressor series
6. Oil-free screw air compressor series
7. Heat recovery screw air compressor series
8. Special tunnel screw air compressor series
9. Steam turbine screw air compressor series
10. Diesel portable screw air compressor series
11. Electric portable screw air compressor series
12. Low noise screw air compressor series
13. Scroll screw air compressor series
14. Large displacement screw air compressor series
15. Centrifugal screw air compressor series
electric and portable screw air compressor Compatible After-Treatment System
1. Low pressure air tank
2. High pressure air tank
3. Pre-cooler
4. After-cooler
5. Oil-water Separator
6. Pre-filter
7. High temperature refrigerating dryer
8. Precision filter
9. Active carbonate filter
10. Super precision filter
Specification
| Model | YD-ERC10SA | YD-ERC20SA | YD-ERC30SA |
| Type of cooling | water-cooling | ||
| Air delivery/ working pressure (m³/ bar) |
1.0/8 | 2.2/8 | 3.6/8 |
| 0.85/10 | 2.1/10 | 3.2/10 | |
| 0.7/12.5 | 1.8/12.5 | 2.5/12.5 | |
| Compressor Power (kw) | 7.5 | 15 | 22 |
| Precision filter model | END012 | END571 | END038 |
| Weight(kg) | 680 | 810 | 930 |
| Cooling air volume(m3/min) |
32.5 | 50 | 110 |
| Pipe connection size | 3/4″ | 1″ | 11/2″ |
Compressor in customers factory
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Twin-Screw Compressor |
| Customization: |
Available
|
|
|---|
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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 2023-10-31