Heavy hammer fan Exhaust Fan for Poultry Farm

Blades:
1.Krupp 1.0mm 410 stainless steel by punch forming, no dust, attractive and durable.
2.Every  blades are adjusted by intelligent dynamic-balance tester, Each blade tolerance weight controlled within 1g.
3.Special blades shape design ensure large air volume, no deformation.


Belt pulley :
1.Made of high strength aluminum-magnesium alloy by die-casting which reduces the weight of blade.
2.Special three reinforced ribs pulley design.  Improve its owm rigidity and stability, never broken.

Motor:
1.China famous motor / Siemens motor are available.
2.Motor protection grade : IP55
3.Insulation class: F grade.

Belt: 
Japanese Mitsuboshi brand, ensure the long service life, maintenance free.

Hammer Foot:
High strength nylon swung drop hammer opening device to ensue the shutters opening and closing flexibly.