@ggao
2025-03-12

How is the “oil-free water lubrication” technology applied in this compressor?

Answer: The compressor uses water instead of oil to lubricate the screw elements, eliminating the risk of oil contamination in the compressed air.

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What are the main characteristics of portable air compressors?

A. Weight B. Light weight C. Large D. Small size and light weight Answer: D. Small size and light weight

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How many tens of thousands of yuan may the annual loss of a coating production line that does not use environmentally friendly oil-free air compressors?

A. 100 B. 300 C. 500 D. 800 Answer: D Analysis: Coating defects caused by oil pollution can cause annual losses of more than 8 million yuan for a single production line, highlighting the importance of oil-free air compressors.

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In the ISO 8573-1:2010 standard, what is the dew point temperature requirement for compressed air for spraying?

A.≤0℃ B.≤-10℃ C.≤-20℃ D.≤-30℃ Answer: C Analysis: The spraying process requires a compressed air dew point of ≤-20℃ (PDP) to prevent moisture condensation from affecting the coating quality.

@ggao
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What are the advantages of the GWL Series compressor compared to other types of air compressors?

Answer: The advantages include no oil contamination, low maintenance costs, long service life, and high energy efficiency.

@ggao
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How is the force balance achieved in the GWL Series compressor?

Answer: The compressor is designed with advanced balancing techniques to minimize vibration and noise.