DJF (a) Series New Type Swung Drop Hammer Exhaust Fan (small shutters fan)

Product Details

1.Fan blades size between 1250mm-1270mm, outer size do not change. The shutters

 material can be stainless steel  and hot-dip galvanized sheet.

2.Air volume increases 10%,efficiency of small shutters and new type sealing rotational device

 improved by 30%.

3. The original 8 pieces shutters changed to 11pieces makes shutters open and close much easier.

4.Double layer new type sealing device,more firmly and better sealing effect.

5.New type shutters rotational equipment adopts rotational arm and special designed wear-proof

 casing, efficiently solve the unsmooth running, untight sealing etc.

Picture 

Technical  Parameter