... C4-73 Dust Removing Centrifugal Fan are mainly used in blower fan and draught fan system of coal fired boiler, ... heat recovery boiler,,,,and various boilers. 2.Structure Centrifugal fan mainly consist of impeller,case,air inlet,adjusting door,transmission,motor ... your product performance requirement and operation environment for the Centrifugal Fan of you need,so that we can customize optimal product ...