* KDF Series Centrifal Fan Is used for conveying air and other gas of non Spontaneous Combustion, Physical harmless, Non-corrosive to steel. It is not allowed to transfer gas containing dust sticparticles, the content of hard particles no more than 150 mg/m'，the gas temperature no her than 80'C. It has perfect Aerodynamic performance, the Impellers and pulleys are strictly test and correct by static and dynamic balance.!has features as smooth operation, low vibration, high efficiency, long use life, etc. ft Is widely used for factories, mines,large buildings, hotels, restaurants, etc.