Blade is special designed for the biggest efficiency which made of Krupp stainless steel by punchforming. Large air volume, no deformation, no broken, no dust,attractive and durable.Thickness1.2mm,surface finish BA grade. Stainless steel, galvanized and aluminum for option.

Both China famous motor and Siemens motor are available. Motor voltage and frequency can becustomized.Chinese famous motor OEM by special design for fan, the first put in the phase lackprotection device which would power off when shortage of electricity. Motor protection grade lP55,insulation class F grade.

Fan belt pulley and flange are made of high strength aluminum-magnesium alloy by die-casting.Light weight,lower vibration. Blast- sanding treatment for attractive appearance, eliminateinternal stress to improve its own rigidity and stability

Fan bearing adopts imported bearing with special waterproof design, high strength,low noise, maintenance free and long service life

Centrifugal system open the shutters at complete 90 degree to ensure the lowest air resistanceand biggest air volume. When close,the sealing can efficiently bloce light and wind into the poultryfarm house.As the first one adopt high quality nylon PA66 to ensure the long service life. Thefasteners of centrifugal system all are copper rivets,wear-resisting and no rust, flexible,Guide rodis made of 304 stainless steel, ensure the high strength, no rust, and reduce friction.

Belts are Japanese Mitsuboshi brand, ensure the long service life, maintenance free

Frame adopts Hot Galvanized sheet with zinc thickness of 275g/m2, which extremely improveits anti-corrosion performance, Shutter fixed parts are made of high quality nylon which ensurelong service life, open flexibly.Shutters are made of galvanized sheet with thickness of 0.8mmand 1.5mm, ensure shutters no deformation, running stable