... :This product is the recycle hydrogen united compressor in major type of hydrogen, propylene, ethylene compressorSuitable for Oxygen, Nitrogen, Hydrogen, Carbon ... , Coke Oven Gas, Sulpher Dioxide, Sulpher Trioxide and Natural Gas.Application in Iron & Steel, Oil Refinery, Petro-Chemicals, Fertilizers & Chemicals, Air ... speed (r/min)713333428300Remarks Oxygen compressor for chemical industry ZW-TYPE