SERIES LONG AXIS
VERTICAL AXIAL FAN
GRF long axis vertical axial fan is use in higher temperature and small oven.The fan blades are made of aluminum alloy, the motor shaft extension, the main shaft extends directly into the fan blades, they have the same axis, so can reduce vibration and noise. Using heat insulation surface Can make the motor cover heat insulation and heat control. The fan has obtained national patent for utility model and the patent number is Zl201320208640.2 and has applied for invention patent.