China Good quality 15kw 20hp variable frequency oil free screw air compressor with Best Sales

Applicable Industries: Building Material Shops, Manufacturing Plant, Food & Beverage Factory, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Energy & Mining, Food & Beverage Shops
Showroom Location: None
Condition: New, New
Type: Screw
Configuration: Stationary
Power Source: AC POWER
Lubrication Style: Lubricated
Mute: NO
Model Number: RMW-20A
Voltage: 220v 380v 415v 460v, 380V/50HZ
Dimension(L*W*H): 286*150*175cm
Weight: 800kg, 500kg
Warranty: 2 years
Working Pressure: 7 bar, 8 bar, 10 bar
Machinery Test Report: Provided
Video outgoing-inspection: Provided
Marketing Type: New Product 2571
Warranty of core components: 2 years
Core Components: PLC, Wholesale Fashion Women Jewelry Trendy Cute Bear Pendant Necklace Personalized Titanium Steel Clavicle Chain Neck Chain Jewelry Motor, Pump
Product name: oil free water lubricant screw air compressor
Application: Food Industry
Motor power: 15Kw (20Hp)
Pressure: 8bar/116psi
Cooling: Water Cooling
Certification: CE ISO, CE
After Warranty Service: Video technical support, Online support, Spare parts, Field maintenance and repair service
Local Service Location: None
After-sales Service Provided: Video technical support
Packaging Details: Plywood case: it’s standard export package of screw air compressors, we will fix compressor CZPT plywood pallet first, to protect screw air compressors from shaking broken; after that we will pack the compressors by pp film first, this to protect compressor surface from scratch.
Port: ZheJiang

100% oil free water injection screw air compressor for medicine production and package use
From the production of tablets to the application of preservatives, during filling and dosing. Compressed air is usually in direct contact with the product or package. Zero-grade oil-free air prevents oil from being transferred directly to the product. For process-grade aseptic air requirements, zero-grade oil-free air is essential. Royal machinery Zero-grade 100% technology Reduced product safety issues.

15kw 8bar direct drive oil free screw air compressor

  • Model No.: RMW-20A
  • Air capacity: 2.4m3/min @ 8bar; 2.12m3/min @ 10bar.
  • Power: 15kw/20hp
  • Lubricant water volume: 27 Liters/min
  • Way of cooling: Water cooling
  • Air outlet connect: G1″
  • Weight: 650kg
  • Dimension: 1600x910x1350mm
  • Inlet temperature: atmospheric pressure 2-40℃
  • Outlet temperature: Cooling water temp.+14℃
  • Voltage: 380v/415v/220v-3p-50hz/60hz are available
  • Inverter and permanent magnet motor are available also
  • High reliability of oil free screw air compressor

  • Oil free CZPT applies rotary single screw air-end.
  • By being in market every since 1982, CZPT positive CZPT split double machine nylon plastic chain wheel conveyor and drives sprockets gear it has undergone practical for over 30 years, all of it’s air quality, power saving and high reliability features have turned out to be state of the art in design and performance.
  • Air and water are becoming a major trend in compressor market due to their high compatibility, availability, reliability and environment friendliness.
  • High efficiency (lubricated water)

  • Lubricant water functions
  • Serves as sealant, coolant and lubricant.
  • Sealing function reduces/seals “blow hole” between rotors and housing to absolute minimum, ensuring efficient compression with delivered air volume per horse power increased by 15% as compared to general dry-type screw units.
  • Lubricant water also very effectively absorbs and dissipates heat generated during compression process.
  • Near isothermal compression(oil free water lubricant screw air compressor):

  • Thermal energy and water film, arising from the compressed air cooled by the lubricant water that has being injected into the compression chamber, seals up rotor gaps to prevent air back flow. The ideal isothermal compression thus achieves optimum efficiency. Theoretically, when air at 20℃ is compressed to 7kg/cm2G in a thermal isolation process, the discharge air temperature will be over 250℃ Excavator Spare Parts SK60 SK70 SK75 Sprocket Excavator Undercarriage Parts 2404N267 Track Drive Sprocket for CZPT , injection of lubrication water that has a cooling effect, into the compression chamber will bring the temperature down to about 40℃, achieving high efficiency ideal isothermal compression.
  • Oil free water lubricant screw air compressor–Technical parameters

    Model Way of Transmission Air flow /Pressure Power Lubricated water
    Cooling water volume Way of Cooling Speed Outlet size Weight Diemention (mm)
    m3/min/bar KW HP L/min L/min rpm Kg L W H
    RMW-10A Coupling 1.16/8 1.04/10 7.5 10 27 Air 2930 G1” 500 1300 800 1300
    RMW-15A Coupling 1.56/8 1.36/10 11 15 27 Air 2930 G1” 540 1300 800 1300
    RMW-20A Coupling 2.4/8 2.12/10 15 20 27 Air 2930 G1” 650 1600 910 1350
    RMW-25A Coupling 3.1/8 2.62/10 18.5 25 27 Air 2940 G1” 840 1600 910 1350
    RMW-30A Coupling 3.5/8 3.13/10 22 30 27 Air 2940 G1” 870 1950 1050 1432
    RMW-40A Coupling 5.0/8 4.2/10 30 40 40 Air 2940 G1 1/2″ 980 1950 1050 1432
    RMW-50A Coupling 6.1/8 5.22/10 37 50 40 Air 2940 G1 1/2″ 1000 2150 1300 1590
    RMW-60A Coupling 7.3/8 6.13/10 45 60 40 Air 2960 G2” 1060 2150 1300 1590
    RMW-75A Coupling 9.6/8 8.6/10 55 75 100 150 Water 2960 G2” 1250 2150 1300 1590
    RMW-100A Coupling 12.5/8 11.42/10 75 100 100 200 Water 2960 G2” 1480 2150 1300 1590
    RMW-125A Coupling 16.3/8 14.52/10 90 125 180 250 Water 2970 DN80 2030 2550 1400 1605
    RMW-150A Coupling 19.4/8 16.9/10 110 150 200 270 Water 2970 DN80 2450 2550 1400 1605
    RMW-175A Coupling 22.21/8 20.38/10 132 175 240 320 Water 2970 DN80 2850 2550 1400 1605
    RMW-215A Coupling 25.0/8 24.0/10 160 215 280 360 Water 2970 DN100 3500 2800 1850 2000
    RMW-250A Coupling 28.0/8 25.0/10 185 250 280 360 Water 2970 DN100 4000 2800 1850 2000
    RMW-270A Coupling 33.0/8 27.0/10 200 270 320 400 Water 2970 DN100 4500 2800 1850 2000
    RMW-340A Coupling 41.0/8 38.0/10 250 340 320 400 Water 2970 DN100 5000 2800 1850 2000

    Photos: Oil free water lubricant screw air compressor

    Air cooling oil free screw air compressor flow chart:

    Water cooling oil free screw air compressor flow chart:

    Application–oil free water lubricant screw air compressor:

    1. Food industry
    2. Fermentation
    3. Cleaning
    4. PET, Transport
    5. Medical industry etc.

    Our CE certificate:

    Our Services Long interval maintenance periods:
    Nearly ideal isothermal compression, direct driven method, smart configuration and precision component design and machining, long bearing service life, all of the above essentially extends interval between regular periodical maintenance.
    Company Information
    ZheJiang Royal Machinery Co.,Ltd is a high-tech enterprise which specialized in sales and service of compressed air system equipment, and after-treatment equipment, booster compressor, diesel generator and drying equipment, etc.

    We have an experienced team. It not only provide high-quality and high-efficiency compressors for users but also provide the best solution for air system equipment during before-sale, NMRV150 Worm geared reducer gearbox with 2.2~15kw motor cost-effective gearbox and motor high-quality combination selling and after-sale.

    Welcome to contact us for inquires and quotation.
    Packaging & Shipping All of our screw air compressors are packed by export standard plywood case:

    Because of screw air compressor package volume and weight, most of our screw air compressors are shipped by sea.

    We offer full range screw air compressors:
    Power range: 5kw-400kw
    Air flow: 1m3/min-75m3/min


    Welcome to container with us for more details


    Types of Air Compressors

    There are many types of Air Compressors available on the market. Learn which one is right for your needs and what makes one better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which one you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.

    Air Compressors

    Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in one stroke – equivalent to the complete rotation of the piston’s crankshaft.
    These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
    Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
    Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
    Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use one of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.

    Single-stage models

    When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use two stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
    Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
    Single-stage air compressors feature a single cylinder, one piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
    Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
    Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the two pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

    Low-noise models

    Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
    The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
    The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These two features make it a great choice for businesses.
    Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.

    Oil-free models

    A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
    A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
    Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
    An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
    A few advantages of an oil-free air compressor over an oil-lubricated one include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

    China Good quality 15kw 20hp variable frequency oil free screw air compressor   with Best SalesChina Good quality 15kw 20hp variable frequency oil free screw air compressor   with Best Sales
    editor by Cx 2023-07-13