Exhaust Fan

We are offering exhaust fan, poultry fan, ventilation fan.
Features:
frame adopts advanced automatic equipment processing technology , high degree of accuracy. Microcomputer aided manufacturing system can make maximun efficiency of fan. Adopting 380v special motor ,cad design optimization. After five times strict quality checks:
1.noise detection
2.vibration test
3.turn the performance testing
4.rotational speed detection
5.the whole machine efficiency testing
fan blade is made of stainless steel by punch forming , no dust , attractive and durable. Special blades shape design ensure large air volume , no deformation .
chinese famous motor and siemens motor are available . Motor voltage and frequency could be customized . Chinese famous motor , special design for fan , the first one put forward the phase lack protection device which could power off when shortage of electricity. Motor protection grade ip55 , insulation class : grade f.
fan belt pulley is made of high strength aluminum alloy by die-casting which reduces the weight of blade impeller complete ,high corrosion resistance . Special three reinforced ribs pulley design .blast-sanding treatment for attractive appearance , eliminate internal stress to improve its own rigidity and stability ,never broken.
fan bearing adopts imported double-row bearing with special waterproof design ,water can't enter .high strength ,lower noise maintenance free and long service life.
belt：we used two kinds of belts imported from japan with long service life .b type belt is improved from a type, and more durable than a.
Plastic handle: in order to carry it easier, on both sides of the ventilator has a recessed plastic handle, which designed reasonable for your hand, harmless and nice appearance.