Answer: The compressor uses water instead of oil to lubricate the screw elements, eliminating the risk of oil contamination in the compressed air.
A. 0.5-0.6 B. 0.7-0.85 C. 0.9-1.0 D. 1.1-1.2 Answer: B Analysis: When selecting the model, it needs to be multiplied by an efficiency factor of 0.7-0.85.
A. Weight B. Light weight C. Large D. Small size and light weight Answer: D. Small size and light weight
A. Higher cost B. Limited scope of application C. Maintaining complex D. Compressed air has high oil content Answer: D analysis: The shortcomings of oil-free air compressors include high cost and limited scope of application, but low maintenance costs, compressed air…
Answer: Regular replacement of water filters, air filters, and other consumables is required, as well as inspection of the cooling system, lubrication system, and other components.
Answer: It is designed to be energy-efficient and environmentally friendly, with low energy consumption and zero emissions.