Answer: The main features include energy efficiency, low pressure, oil-free operation, and water lubrication, providing pure compressed air suitable for industries with high air quality requirements.
A. Oil injection air compressor B. Oil-free air compressor C. Both can be D. The answer cannot be determined: B Analysis: The semiconductor manufacturing industry has extremely high requirements for the purity of compressed air, so oil-free air compressors are usually chosen.
What is the usual manufacturing cost of oil-injected air compressors? A. Higher B. Lower C. Same as oilless air compressor D. The answer cannot be determined: B Analysis: The manufacturing cost of oil-injected air compressors is usually low, and the initial investment is small, so it is suitable for…
A. 0.05 bar B. 0.1 bar C. 0.2 bar D. 0.5 Bar Answer: B Analysis: The pressure drop per 50 meters of pipeline increases by 0.1 bar, and the flow loss is about 2%.
A. Screw B. Piston C. Centrifugal wheel D. Scroll disk answer: B. piston
Answer: The GWL Series compressor adopts a low-noise design, with a noise level typically below industry standards, depending on the model and operating conditions.