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.
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.
A. 1-3% B. 8-12% C. 15-25% D. 30-40% Answer: B Analysis: The gap leakage loss of the screw machine is 8-12%, and the reciprocating gap volume loss is even higher.
Answer: Check for loose parts, worn components, or improper lubrication, and repair as necessary.
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…
A. Poor after-sales service B. The after-sales service network is underdeveloped C. Provide comprehensive after-sales service D. After-sales service is limited to large cities Answer: C. Provide comprehensive after-sales service