... new product FD series “double-layer dies vertical ring-die pellet mill”, Research, Design, Produced by ourselves,With alone shape, more ... the pelleting quality and warranty time, Working manner is from inside to outside press,Centrifugal force and extrusion pressure ... for another size mould.Centrifugal Type Vertical ring die wood pellet mill specifications: ModelPower (kw)Capacity (T/Hr)Dimension (m) ...