... Removing Centrifugal Fan 1. ApplicationsModel C4-73 Dust Removing Centrifugal Fan are mainly used in blower fan and draught fan system ... heat recovery boiler,,,,and various boilers. 2.Structure Centrifugal fan mainly consist of impeller,case,air inlet,adjusting ... design and production.5. Parameters of Product Performance 6.Production Technology:CNC Plasma Cutting MachineImpellers Annealing40T Dynamic ...