... axial flow fan Hebei Sinta FRP Products Company supply centrifugal blower, axial flow fan, screw type ventilator, ... is as follows: 1) Made of double inlet centrifugal fans with forward curved blades; 2) High efficiency, low noise,. Material: Galvanized ... ' request, Characteristics: 1) Made of double inlet centrifugal fans with forward curved blades 2) High efficiency, low noise, large volume flow ...