GD30K2-12 axial flow fans 1.Dynamic balancing tested Impellers 2.High efficiency,Easy installation 3.ISO9001:20 GD30K2-12 axial flow fans 1. ApplicationsGD30K2-12 axial flow fans are mainly used in blower fan and draught fan system of coal fired boiler,steam boiler,waste heat recovery boiler,,,,and various boilers. 2.Structure Centrifugal fan mainly consist of impeller,case,air inlet,adjusting ...