A. lower cost
B. simple maintenance
C. Pure compressed air
D. wide application range
Answer: C
Analysis: The advantages of oil injection air compressor include low cost, simple maintenance and wide application range, but the compressed air oil content is high, not its advantages.
A. 5%-10% B. 10%-15% C. 15%-20% D. 20%-28% Answer: D analysis: Permanent magnet frequency conversion technology combined with oil-free compression can significantly improve energy efficiency, reducing it by 20%-28…
Answer: The main features include energy efficiency, low pressure operation, oil-free water lubrication, and high reliability.
A. 1KW to 10KW B. 10KW to 100KW C. 100KW to 1000KW D. Answer above 1000KW: B. 10KW to 100KW
Answer: The GWL Series compressor can use either air-cooling or water-cooling methods, depending on the model and operating conditions.
Answer: They provide consistent, high-quality compressed air for textile manufacturing and laboratory applications.