A. oil injection air compressor
B. oil free compressor
C. both can
D. unable to determine
Answer: B
Analysis: The semiconductor manufacturing industry has extremely high requirements for compressed air purity, so oil-free air compressors are usually selected.
A. Oil injection air compressor B. Oil-free air compressor C. Both can be D. The answer cannot be determined: A Analysis: Oil injection air compressors have low initial investment and are suitable for companies with limited budgets.
Answer: Follow the manufacturer’s instructions for pipe sizing, connections, and routing.
A. <0.1ppm B. <0.01ppm C. <1ppm D. <10ppm Answer: B Analysis: According to ISO 8573-1:2010…
Answer: It includes regular inspections, changing the lubrication water, and cleaning the air filter.
A. Water-cooled and air-cooled B. Oil cooled and air cooled C. Water cooling and oil cooling D. The answer cannot be determined: A Analysis: The cooling system of oil-injected air compressors usually includes two types: water-cooled and air-cooled, which are used to cool the compressor and compressed air…