Answer: It uses water as the lubricant, eliminating the need for oil and reducing the risk of contamination.
Answer: It can be determined by observing the pressure differential indicator of the water filter or based on usage time and water quality.
Answer: The screw and star wheel are designed for high efficiency and long life, with precise tolerances to ensure smooth operation.
A. Higher B. Lower C. Same as oil injection air compressor D. The answer cannot be determined: B Analysis: Oil-free air compressors do not need to replace lubricants and oil filters, so the maintenance cost is low.
A. Food and beverage, pharmaceuticals, medical B. Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. Food and beverage, pharmaceuticals, medical
A. Lower B. Higher C. Same as oilless air compressor D. The answer cannot be determined: B Analysis: The lubricating oil from the oil-injected air compressor will be partially mixed into the compressed air, resulting in a high oil content in the compressed air.