Answer: It uses water as the lubricant, eliminating the need for oil and reducing the risk of contamination.
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…
Answer: It includes regular inspections, changing the lubrication water, and cleaning the air filter.
Answer: The advantages include no oil contamination, low maintenance costs, long service life, and high energy efficiency.
A. Produce lubricating oil B. No lubricating oil C. Need to replace lubricating oil frequently D. High noise answer: B. No production of lubricating oil
A. <0.1ppm B. <0.01ppm C. <1ppm D. <10ppm Answer: B Analysis: According to ISO 8573-1:2010…