Dry Processing
www.foodengineeringmag.com/articles/94997-flexible-screw-conveyor

Flexible screw conveyor
December 16, 2015
The Hapman hopper with integral ribbon agitator can be used with the Hapman 3-in. model 300 and 4-in. model 400 Helix flexible screw conveyor. The hopper and discharge are constructed of stainless steel. The Helix model 300 conveyor is also available with a UHMW polyethylene food-grade hopper and discharge.
Hapman; 269-569-8509; www.hapman.com