... Dioxide, Sulpher Trioxide and Natural Gas.Application in Iron & Steel, Oil Refinery, Petro-Chemicals, Fertilizers & Chemicals, Air separation ... machinery. Widely used in mining, construction, machinery, chemical industry, metallurgy, transportation and air separation, instrument control, medicine ... /300060006000motor speed (r/min)713333428300Remarks Oxygen compressor for chemical industry ZW-TYPE