The centrifugal draft fan of Gy4 -73 boiler is suitable for the draft fan and draft fan systems of 2-670 tph steam boilers in fossil-fuel power station.

The purpose of Shredder fan, Shredder Conveyor fan, is through many years of carton printing machinery research, absorb foreign advanced technology and experience, elaborate development and production of centrifugal fan. The fan adopts optimized aerodynamics design and advanced processing technology.

Fan impeller is mainly used for indoor ventilation and transportation of air and other non-spontaneous combustion, non-explosive, non-volatile, harmless to human health, non-corrosive to steel gas.