YuyunSanHeDJF(e) front shutter double-door cone fan|butterfly cone fan

Our products are widely used in agriculture, industry and other high population concentration or closed places for cooling, such as greenhouse (flower, vegetable and plant), poultry house(animal husbandry, livestock breeding, cow/chicken/sheep house),factory workshop(textile, chemical, medicine, tea, vegetable storage)restaurant and supermarket.

1. Using advanced front double door opening device, small wind resistance, good sealing, high efficiency, lengthened cone design improve exhaust power.

2.Galvanized steel frame is made of 180g/m²galvanized layer, avoid rust.

3. Fan double doors closed with the rubber sealing which effectively avoid air backflow when start fans at different time. Greatly improve the operation efficiency by 15-20% compared with the same power fan. 

4. Sanhe fan blade is special designed for top grade efficiency which made of Krupp stainless steel by punch forming. Large air volume, no deformation, no broken, no dust, attractive and durable. Thickness 1.2mm, surface finish BA grade.

 

5. Fan blades are adjusted by intelligent dynamic-balance tester, ensure the fan smooth running, lower vibration, less noise, increase stability

6. The first adopt Type B belt which 3 times longer service life instead of type A.

7. Hot-dip galvanized blade support and safe net ensure never rust.  

8. Complete new CNC production line improved fan quality up to top grade, aesthetic appearance.

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