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Screw Compressors for Laser Cutting Machines: Enhancing Efficiency and Precision

Dehaha 37KW PM VSD Screw compressor With Air tank, Refrigerated and Adsorption Dryer

Laser cutting machines have revolutionized various industries by providing precise, quick, and efficient material cutting. These machines rely on a pressurized gas source to power their cutting process. One crucial component in this setup is the screw compressor, which plays a vital role in ensuring consistent and reliable performance.

Understanding Screw Compressors


1. What Are Screw Compressors?

Screw compressors, also known as rotary screw compressors, are positive displacement machines that use two interlocking helical rotors to compress air. They are widely used in various applications, including laser cutting machines.

11kW Rotary Screw Air Compressor for Fiber Laser cutter
11kW Rotary Screw Air Compressor for Fiber Laser cutter Machine
2. Importance of Screw Compressors in Laser Cutting

Laser cutting machines require a continuous supply of compressed air to assist in the cutting process. Here’s why screw compressors are essential:

  1. Air Assistance: Laser cutting machines use a focused laser beam to cut through materials. Compressed air assists in removing molten material and preventing the lens from overheating. Screw compressors provide a steady flow of pressurized air, ensuring efficient cutting.
  2. Consistent Pressure: Screw compressors maintain a stable pressure, crucial for achieving precise cuts. Fluctuations in air pressure can lead to irregularities in the cutting process.
  3. Efficiency: Screw compressors operate efficiently, minimizing energy consumption. Their design allows for continuous operation without excessive wear and tear.

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3. Features of Screw Compressors for Laser Cutting

Let’s explore the features that make screw compressors ideal for laser cutting machines:

  1. All-in-One Design: Some screw compressors come as part of an all-in-one package, including an air dryer, 2* 1000L air tank, and multiple filters. This integrated design simplifies installation and maintenance.
  2. Top-Grade Configuration:
    • Air End: Optimal rotor profiles ensure efficient compression.
    • Permanent Magnet Motor (PM Motor): High-efficiency permanent magnet motors drive the compressors. These motors are energy-efficient and reliable.
    • Variable Speed Drive (VSD): VSD technology adjusts the compressor’s speed based on demand, further optimizing energy usage.
    • Touch Screen Panel: Automatic operation and real-time parameter display enhance user convenience.
  3. Oil System: Screw compressors feature a patent oil storage device, ensuring oil supply to the air end even after extended shutdowns.
4. Customization and Reliability

Manufacturers offer customized screw compressors tailored to laser cutting machine requirements. With strong research and development capabilities, these compressors undergo rigorous testing to ensure reliability and performance.


Screw compressors are indispensable for laser cutting machines, providing the necessary pressurized air for efficient and precise cutting. As technology advances, expect further innovations in screw compressor design to enhance laser cutting processes worldwide.

Remember, when it comes to laser cutting, a reliable screw compressor ensures that every cut is accurate and flawless.


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Electric Driven Portable Screw Air Compressor
Electric Driven Portable Screw Air Compressor   Electric Driven Portable Screw Air Compressor
Scroll compression principle Compressor sucks air through air inlet located at outer scroll.Compression chamber goes smaller with rotary movement and trapped air is compressed.Compression chamber becomes minimum volume at the center of the scroll and air is pumped out through air outlet located at the center of scroll.These, suction, compression & discharging, process is repeated continuously. Long maintenance cycle with long life consumable parts. Compressor head replacement at every 10,000 hours or 4 years whichever comes earlier. Scroll oil free screw air compressor, 100% oil free for food industry, dental and medical industry. Technical parameter Model Capacity (m³/min ) Power (kW) Host architecture Exhaust pressure (Mpa) Noise (dB) Outlet diameter Dimensions (mm) L*W*H Weight (kg) DHH2OS 0.24 2.2 2.2*1 0.8 58±2 1/2 640*660*890 200 DHH3OS 0.41 3.7 3.7*1 0.8 58±2 1/2 640*660*890 220 DHH3OS 0.36 3.7 3.7*1 1 58±2 1/2 640*660*890 220 DHH5OS 0.60 5.5 5.5*1 0.8 58±2 1/2 640*660*890 240 DHH7OS 0.82 7.5 3.7*2 0.8 58±2 3/4 1000*690*990 300 DHH7OS 0.72 7.5 3.7*2 1 58±2 3/4 1000*690*990 300 DHH11OS 1.25 11 5.5*2 0.8 58±2 3/4 1000*690*990 340 DHH11OS 1.25 11 3.7*3 0.8 58±2 3/4 1150*690*1700 430 DHH11OS 1.08 11 3.7*3 1 58±2 3/4 1150*690*1700 430 DHH15OS 1.66 15 3.7*4 0.8 62±2 1 1490*1150*1290 620 DHH15OS 1.44 15 3.7*4 1 62±2 1 1490*1150*1290 620 DHH16OS 1.80 16.5 5.5*3 0.8 62±2 1 1150*690*1700 490 DHH18OS 2.14 18.5 3.7*5 0.8 65±2 1 1490*1150*1700 840 DHH18OS 1.77 18.5 3.7*5 1 65±2 1 1490*1150*1700 840 DHH22OS 2.55 22 5.5*4 0.8 65±2 1 1490*1150*1290 700 DHH22OS 2.55 22 3.7*6 0.8 65±2 1 1490*1150*1700 910 DHH22OS 2.11 22 3.7*6 1 68±2 1 1490*1150*1700 910 DHH30OS 3.40 30 3.7*8 0.8 68±2 5/4 1490*1150*2140 1140 DHH30OS 2.81 30 3.7*8 1 68±2 5/4 1490*1150*2140 1140 DHH33OS 3.60 33 5.5*6 0.8 68±2 5/4 1490*1150*1700 1010 Clean oil free compressed air Adopt 74 degree conicity dry seamless, more reliable seamless, eliminate air leakage. Not just compression process is oil free, but also on the afterward transportation adopt stainless steel pipe, stainless steel check valve, stainless steel air receiver(for air receiver mounted), ensure the quality of compressed air. High efficiency scroll air end Adopt the advanced oil free scroll airend, reliable bearing and grease, make sure the reliability and long life-span of airend, high precise machine for motivated scroll, fixed scroll and housing, ensure high efficiency of airend. Reliable seamless material, ensure compression chamber and lubricated transmit 100% be separate, ensure compressed air is oil free. High Reliability Cooling fan adopt integrated centrifugal impeller, low noise, high cooling air pressure, high cooling air, ensure the cooling air is enough, ventilation fan adopt silence axial fan, ensure the heat inside of cabinet could be eliminated in time. Heat exchange has been increased 20%-30%, anticorrosive treatment inner structure, after strict testing, ensure the exhausting air less than environment temp.+10-15ºC, reduce the burden of downstream equipment. Adopt direct driven, not belt driven, improve transmission efficiency & reliability, reduce the maintenance cost of changing belt. Project case 30Kw 120CFM compressor 8bar pressure oil free rotary scroll air compressor
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