Characteristics：   

   U-shaped screw conveyors are mainly used to transport small, powdery, small pieces of material.  The U-shaped spiral conveyor is easy to remove and easy to service. 

   Technical parameters:   

   Screw size：Dg100 ~ Dg300 

   Motor gearbox ratio / power：25/1.5  25/3  29/4  25~29/5.5

   Outlet butterfly valve diameter(mm)：DN100 ~ DN300

   Shaft end seal form: filler seal