Product Description
Outdoor Work Mining High Pressure Portable Electric Screw Air Compressor With Multi Configurations
Our company is a comprehensive screw air compressor manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop, a comprehensive first-class exhibition hall and a testing laboratory. We have 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts. CHINAMFG adheres to the business philosophy of cooperation and mutual benefit to provide a one-stop service for every customer!
Product Parameters&Advantage
AC Power Electric Portable Screw Air Compressor
|
Type |
Portable/Screw/AC Power |
| Working Pressure |
8bar, 10 bar, 12bar,13 bar, 17 bar,21bar |
| Configuration | Portable |
| Lubrication Style | Lubricated |
| Weight | 1200-6100kg |
| Air capacity | 6.2M³/Min-28M³/Min |
| Motor power | 37KW-280KW |
| Speed | 1480-2950 |
|
OEM/ODM |
Accept customization,power/horsepower/working pressure can be customized |
Advantages of Portable air compressor:
1.High reliability: the compressor has few spare parts and no vulnerable parts, so it runs reliably and has a long service life. The interval of overhaul can reach 80,000-100,000 hours.
2.Easy operation and maintenance: high degree of automation, operators do not have to go through a long period of professional training, can achieve unattended operation.
3.Good dynamic balance: no unbalanced inertial force, stable high-speed operation, can achieve no foundation operation, small size,light weight, less floor space..
4.Strong adaptability: with the characteristics of forced gas transmission, volume flow is almost not affected by exhaust pressure,in a wide range of speed can maintain high efficiency
If you are interested in our products, please feel free to contact us!
Parameters:
Product Description
Our Advantages
Company Profile
ZheJiang CHINAMFG Machinery Manufacturing Co. , Ltd. is located in HangZhou, ZheJiang .CHINAMFG is a comprehensive screw air compressor
manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop,
a comprehensive first-class exhibition hall and a testing laboratory.
CHINAMFG has excellent mechanical engineering designers, an experienced staff team and a professional management team. The production
concept focuses on energy-saving and is committed to perfecting and improving the technological process in order to get the core technology
of super frequency energy-saving, achieving the characteristics of mute, durability, power saving and safety.
The company has 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD
two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric
portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts. CHINAMFG adheres to the business philosophy of
cooperation and mutual benefit to provide a one-stop service for every customer!
CHINAMFG air compressors not only cover the domestic market but also are exported to more than 20 countries and regions such as South
Africa, Australia, Thailand, Russia, Argentina, Canada and so on. CHINAMFG products have won a good reputation from users for their excellent
quality and style. The company has always adhered to the concept of quality first, service first and dedication to providing every customer with
excellent products and meticulous after-sales service!
CHINAMFG warmly welcome customers to visit our factory and establish a wide range of cooperation!
Certifications
Exhibition
Packaging & Shipping
Customized package
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our Factory is Located in Xihu (West Lake) Dis. County, HangZhou City, ZheJiang Province, China.
Q3: Will you provide spare parts of your products?
A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.
Q4: Can you accept OEM orders?
A4: Yes, with professional design team, OEM orders are highly welcome.
Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: Warranty terms of your machine?
A6: Two years warranty for the machine and technical support always according to your needs.
Q7: Can you provide the best price?
A7:According to your order, we will provide you the best price.
If you are interested in our products,please contact us at any time!
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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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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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How 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 lmc 2024-11-19
China best Industrial 22kw 30HP 16bar 4 in 1 Oilless Electric Fixed Speed Rotary Screw Type Air Compressor with Dryer for Laser Cutting Machine lowes air compressor
Product Description
Product Description
The combined screw air compressor is assembled by screw air compressor, refrigerated air dryer, air storage tank and precision filter
.Main features:
1. Efficient performance, convenience, and space saving
2. High efficiency and reliable quality
3. Power: 7.5~37KW
4. Pressure: 7~16bar
5. Capacity: 0.6~2.8m3/min
| Model | Motor Power | Working Pressure | Capacity | Dimension(mm) | Net Weight | Air Outlet Pipe Diameter | NOISE dB(A) |
Air tank | Motor Protection Class | |||
| kw/hp | Psi | bar | Cfm | m3/min | L*W*H | KGS | ||||||
| SGAT08 | 7.5/10 | 116 | 8 | 39 | 1.1 | 1850*700*1460mm | 300 | G3/4″ | 68±2dB | 300 | IP54 | |
| 145 | 10 | 32 | 0.9 | |||||||||
| 174 | 12 | 28.3 | 0.8 | |||||||||
| SGAT15 | 15/20 | 116 | 8 | 81 | 2.3 | 1850*750*1640mm | 300 | G3/4″ | 68±2dB | 300 | IP23 | |
| 145 | 10 | 74 | 2.1 | |||||||||
| 174 | 12 | 67.1 | 1.9 | |||||||||
| SGAT22 | 22/30 | 116 | 8 | 127.1 | 3.6 | 2050*850*1780mm | 600 | G1″ | 68±2dB | 300 | IP23 | |
| 145 | 10 | 113.0 | 3.2 | |||||||||
| 174 | 12 | 95.3 | 2.7 | |||||||||
| SGAT08PM | 7.5/10 | 116 | 8 | 39 | 1.1 | 1850*700*1460mm | 300 | G3/4″ | 68±2dB | 300 | IP54 | |
| 145 | 10 | 32 | 0.9 | |||||||||
| 174 | 12 | 28.3 | 0.8 | |||||||||
| SGAT15PM | 15/20 | 116 | 8 | 81 | 2.3 | 1850*750*1640mm | 300 | G3/4″ | 68±2dB | 300 | IP23 | |
| 145 | 10 | 74 | 2.1 | |||||||||
| 174 | 12 | 67.1 | 1.9 | |||||||||
| SGAT22PM | 22/30 | 116 | 8 | 127.1 | 3.6 | 2050*850*1780mm | 600 | G1″ | 68±2dB | 300 | IP23 | |
| 145 | 10 | 113.0 | 3.2 | |||||||||
| 174 | 12 | 95.3 | 2.7 | |||||||||
Company Profile
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
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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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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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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.
<img src="https://img.hzpt.com/img/air-compressor/air-compressor-L1.webp" alt="China best Industrial 22kw 30HP 16bar 4 in 1 Oilless Electric Fixed Speed Rotary Screw Type Air Compressor with Dryer for Laser Cutting Machine lowes air compressor”><img src="https://img.hzpt.com/img/air-compressor/air-compressor-L2.webp" alt="China best Industrial 22kw 30HP 16bar 4 in 1 Oilless Electric Fixed Speed Rotary Screw Type Air Compressor with Dryer for Laser Cutting Machine lowes air compressor”>
editor by lmc 2024-09-10
China factory Industrial Energy Saving Electric Variable Frequency Converter Drive Pm VSD/VFD Inverter Direct Driven Double Screw Type Air Compressor in Zhengzhou China with high quality
Product Description
Product Structure
Internal Structure Frontside
Internal Structure Backside
Working Principle
In the ideal scenario of air compression, the energy required for single-stage pressure transmission equates to the cumulative energy needed for multi-stage compression. In reality, due to factors such as coupling transmission losses, bearing friction, and the viscosity’s cooling effect, the actual operational power increases. By minimizing the compression ratio at each stage, we can lower the overall power consumption in multi-stage compression, making it more efficient than single-stage compression.
The two-stage screw air compressor features a dual-stage rotary screw system, with each stage comprising an active and a passive screw. The active screw propels the passive screw using an external power mechanism. The initial stage employs a low-pressure rate screw group, while the second stage utilizes a high-pressure rate screw group. Encircling each screw is a sealing air film. During rotation, air undergoes 3 core processes: suction, pressurization, and exhaust.
First Stage Compression: The initial stage of the two-stage screw air compressor employs a low-pressure rate screw group, compressing the gas between them. The gas is drawn into the compression chamber via the suction valve. With the high-speed rotation of the screw rotor, the gas is gradually compressed and transferred to the subsequent stage.
Second Stage Compression: In this stage, the gas enters a more confined screw space, experiencing higher temperatures and pressures. The exhaust valve then opens to expel the high-pressure gases from the system.
Natural air is drawn into the first compression stage through an air filter, where it mixes with a small amount of lubricating oil. This mixture is compressed to an interstage pressure. The compressed gas then passes through a cooling channel, where it encounters significant oil mist, substantially reducing its temperature. This cooled gas enters the second-stage rotor for further compression, CHINAMFG the final exhaust pressure. Ultimately, the compressor expels the gas through the exhaust valve, completing the entire compression cycle.
Product Parameters
| Sanzhi (ZheJiang ) Compressor Co,. Ltd. | ||||||||
| Two-Stage Compression Permanent Magnet Variable Frequency Screw Air Compressor | ||||||||
| Model | Power | Exhaust pressure | Free air delivery* of unit at working pressure | Voltage | Frequency | Air outlet discharge size | Weight | Dimensions |
| KW | Mpa | m³/min | V | Hz | Inch | Kg | L*W*H(mm) | |
| SZ15VF-II | 15 | 0.5 | 4.00 | 380 | 50 | G1½ | 660 | 1450*780*1180 |
| 0.8 | 3.00 | |||||||
| 1.3 | 2.00 | |||||||
| SZ19VF-II | 18.5 | 0.5 | 5.00 | 380 | 50 | G1½ | 680 | 1450*780*1180 |
| 0.8 | 4.00 | |||||||
| 1.3 | 3.80 | |||||||
| 1.6 | 2.20 | |||||||
| SZ22VF-II | 22 | 0.5 | 6.60 | 380 | 50 | G1½ | 730 | 1650*880*1280 |
| 0.8 | 4.20 | |||||||
| 1.3 | 3.00 | |||||||
| 1.6 | 2.50 | |||||||
| SZ30VF-II | 30 | 0.5 | 7.00 | 380 | 50 | G1½ | 980 | 2000*1260*1560 |
| 0.8 | 6.40 | |||||||
| 1.3 | 4.00 | |||||||
| 1.6 | 3.00 | |||||||
| SZ37VF-II | 37 | 0.5 | 10.00 | 380 | 50 | G1½ | 1080 | 2000*1260*1560 |
| 0.8 | 7.00 | |||||||
| 1.3 | 5.50 | |||||||
| 1.6 | 4.00 | |||||||
| SZ45VF-II | 45 | 0.5 | 13.00 | 380 | 50 | G2 | 1980 | 2000*1260*1560 |
| 0.8 | 10.00 | |||||||
| 1.3 | 6.50 | |||||||
| 1.6 | 5.00 | |||||||
| SZ55VF-II | 55 | 0.5 | 17.00 | 380 | 50 | G2 | 2180 | 2150*1300*1730 |
| 0.8 | 12.00 | |||||||
| 1.3 | 8.60 | |||||||
| 1.6 | 5.00 | |||||||
| SZ75VF-II | 75 | 0.5 | 20.00 | 380 | 50 | G2 | 2280 | 2150*1300*1730 |
| 0.8 | 16.50 | |||||||
| 1.3 | 11.00 | |||||||
| 1.6 | 9.00 | |||||||
| SZ90VF-II | 90 | 0.5 | 24.00 | 380 | 50 | DN65 | 3200 | 2700*1920*1820 |
| 0.8 | 20.00 | |||||||
| 1.3 | 14.00 | |||||||
| 1.6 | 11.00 | |||||||
| SZ110VF-II | 110 | 0.5 | 28.00 | 380 | 50 | DN65 | 3360 | 2700*1920*1820 |
| 0.8 | 24.50 | |||||||
| 1.3 | 18.00 | |||||||
| 1.6 | 14.00 | |||||||
| Due to product updates, the above parameters are subject to deviation in kind. | ||||||||
Detailed Photos
1) Unparalleled Efficiency of PM Motor:The constant torque and weak magnetic ranges are significantly wider, offering 20-30% higher efficiency compared to conventional motors. Even away from the rated frequency, the permanent magnet motor maintains its outstanding efficiency, ensuring exceptional performance at all times.
2) Maintenance-Free Motor:Our permanent magnet motor is designed without bearings, eliminating the need for costly bearing maintenance and replacement.
3) Advanced Integrated Frequency Converter:Featuring China’s top frequency system, this unit offers extensive speed regulation and high precision. It adapts to the actual gas demand with remarkable energy-saving results.
4) Zero Transmission Loss:The permanent magnet motor and compressor utilize a compact, integrated shaft connection. This direct drive structure eliminates couplings and other transmission components, ensuring 100% transmission efficiency.
5) Variable and Soft Start MechanismsThe variable frequency start and soft start functionalities minimize impact on power grid equipment, preventing damage to electrical components.
6) Enhanced Energy Conservation:With a frequency conversion range from 25% to 100% (compared to the ordinary 50%-100%), this unit delivers over 30% energy savings against fixed-speed compressors. For systems with fluctuating gas consumption, the energy-saving impact is even more pronounced.
7) Unique Two-Stage Compression Air End:Our two-stage compression screw design combines both first and second-stage rotors within a single casing. Gears drive each stage to achieve optimal linear speeds, enhancing overall compression efficiency.
8) Innovative Internal Spray Curtain Cooling:Employing a high-energy saving internal spray curtain cooling method, it significantly lowers compressed air temperature, achieving nearly isothermal compression. This method reduces pressure loss and enhances compression efficiency.
9) Minimized Internal Leakage:By adopting two-stage compression, we lower the compression ratio for each stage, reducing internal leakage and improving volumetric efficiency.
10) Superior Noise Reduction:Two-stage compression not only reduces the compression ratio but also significantly cuts down noise levels, particularly during unloading.
11) Effortless Maintenance and Service:Apart from the screw air end, the two-stage compressor’s systems and structures are similar to single-stage compression units, ensuring convenience in maintenance and usage for users.
Packaging & Shipping
Our Advantages
1. Unbeatable Price Advantage
We offer customers competitive ex-factory prices directly, ensuring you stay ahead of the market.
2. Direct Transactions
All our products are supplied straight from the factory, enabling us to offer you more cost-effective options.
3. Comprehensive OEM & ODM Services
With our robust production and management capabilities, we can cater to your OEM/ODM service needs seamlessly.
4. Tailored Customization
We welcome non-standard, export, voltage/power/pressure custom orders. Contact us to discuss your specific requirements and we will fulfill your demands.
5. Small Order Acceptance
Start with a small trial order to evaluate the premium quality of our products.
6. Rapid Delivery
We promise timely delivery of our high-quality products, ensuring your operations run smoothly.
7. Comprehensive Authorization
For distributors, we provide full authorization certification, empowering you to sell our prestigious SANZHI brand products.
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Company Profile
Sanzhi (ZheJiang ) Compressor Co., Ltd. is a renowned manufacturer specializing in the production of screw air compressors and screw vacuum pumps, boasting over a decade of industry expertise. Our extensive product portfolio includes normal pressure and low-pressure screw air compressors, permanent magnet frequency conversion screw air compressors, two-stage compression screw air compressors, screw air compressors for laser cutting, single-tank and double-tank mobile screw air compressors, electric and diesel mobile screw air compressors, and screw vacuum pumps, among others.
In our state-of-the-art production facility, we achieve unparalleled efficiency through our advanced, lean multi-air compressor assembly lines. Supported by a dedicated team of over 50 employees, we continuously enhance our management systems, including ERP, to reduce lead times and ensure the rapid delivery of high-quality products.
In our commitment to quality management, our factory has earned ISO9001 certification. We rigorously adhere to stringent quality management protocols, ensuring each machine undergoes thorough inspections, including material checks, production evaluations, and pre-delivery assessments.
Our superior customer service extends from pre-sales to after-sales. Before purchase, we provide expert guidance in selecting the ideal air equipment and offer high levels of customization, including unique OEM products designed to meet specific dealer requirements. Post-purchase, our professional sales and service team is always ready to respond swiftly to customer needs.
At Sanzhi (ZheJiang ) Compressor Co., Ltd., we are dedicated to delivering superior, reliable products and fostering long-term customer relationships. With our commitment to efficient delivery, exceptional quality, and competitive pricing, we are your trusted partner for optimal compressed air solutions.
Our factory is conveniently located in HangZhou City, ZheJiang Province, China. We offer complimentary transportation from HangZhou International Airport to our facility, just 30 kilometers away, approximately a one-hour journey. We look CHINAMFG to welcoming you to our company!
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a professional manufacturer of screw air compressors, with over 10 years of industry experience.
Q2. How do you control quality?
A: 1. We conduct stringent inspections of all raw materials.
2. We maintain strict control over installation procedures.
3. Each machine undergoes a minimum of 5 hours of continuous testing before dispatch.
Q3. What information must I provide to get the suitable machine?
1. Desired air delivery capacity (Unit: CFM or m³/Min)
2. Required working pressure (Unit: PSI, Bar or Mpa)
3. Voltage and frequency in your country (V/Hz)
4. Additional accessories needed, such as air tanks, filters, or air dryers.
Provide us with this information, and we will tailor a solution for you!
Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP
Q5. What are the available voltage options for air compressors?
A: Sanzhi air compressors are available in 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p, with further customization options available to meet your specific needs.
Q6. How long is the delivery time?
A: For standard voltage, our delivery time is a swift 15 working days post-confirmation of your order. For non-standard requirements, kindly reach out to our dedicated sales team for assistance.
Q7. What’s the payment term?
A: We accept 30% T/T in advance, 40% T/T before shipment, and the final 30% T/T CHINAMFG receipt of the B/L copy. Payments can be made in USD or RMB.
Q8. How about your warranty?
A: We offer a comprehensive one-year warranty for the entire machine and an extended two-year warranty for the screw air compressor, excluding consumable spare parts.
Q9. What about the maintenance?
A: The first maintenance should be conducted after 500 hours of operation. Subsequently, regular maintenance should be performed every 2000-3000 hours, considering the actual working environment.
Q10. Can machines be run in high-temperature environment?
A: Absolutely, our machines are engineered to operate efficiently in high-temperature environments, with a working temperature range from -20° to 45°(-4ºF to 113ºF).
Q11. Do you offer OEM service?
A: Yes, we proudly offer OEM & ODM services. With our expert design team, customized orders are highly welcomed.
Q12. How long could your air compressor be used?
A: Our air compressors are built for durability and can generally be used for more than 10 years.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we provide spare parts to ensure the seamless operation of your machines.
Q14. How about your after-sales service?
A: We offer comprehensive after-sales support, including online installation and commissioning instructions, and can arrange for our skilled engineers to assist with training and installation.
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How are air compressors utilized in the aerospace industry?
Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:
1. Aircraft Systems:
Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.
2. Ground Support Equipment:
Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.
3. Component Testing:
Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.
4. Airborne Systems:
In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.
5. Environmental Control Systems:
Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.
6. Engine Testing:
In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.
7. Oxygen Systems:
In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.
It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.
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How are air compressors utilized in pneumatic tools?
Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:
Power Source:
Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.
Air Pressure Regulation:
Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.
Air Volume and Flow:
Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.
Tool Actuation:
Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.
Versatility:
One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.
Portability:
Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.
Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.
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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.
<img src="https://img.hzpt.com/img/air-compressor/air-compressor-L1.webp" alt="China factory Industrial Energy Saving Electric Variable Frequency Converter Drive Pm VSD/VFD Inverter Direct Driven Double Screw Type Air Compressor in Zhengzhou China with high quality”><img src="https://img.hzpt.com/img/air-compressor/air-compressor-L2.webp" alt="China factory Industrial Energy Saving Electric Variable Frequency Converter Drive Pm VSD/VFD Inverter Direct Driven Double Screw Type Air Compressor in Zhengzhou China with high quality”>
editor by lmc 2024-09-09