Shutter adopt special push-pull device,ensure to open and close completely
1.The outline border adopts advanced automatic process,material is galvanized plate,more accuracy and corrosion resistance.
2.The hub was made of aviation aluminum magnesium alloy,light weight,high strength,and good tensile.
3.The stainless steel blade was made in one time punch,The figure's angle is reasonable,so small noise and big wind capacity,the safety is very good.
4.Shutter adopt special push-pull device,ensure to open and close completely,so the shutter is windproof,rainproof and dustproof.
5.Maintenance and disassembly is convenient.
6.The six strict quality inspection process:noise inspection,vibration test,concentric performance test,fan blade rotaion test,wind capacity test and the efficiency test.
Industrial Exhaust Fan
