... steel,Hardness more than 52 The new product FD series “double vertical ring-die pellet mill”, Research,Design,Produced by ... press rate then increase capacity,Ring-die is “vertical double-deck”structure,It can use one mould with same hole ... KW)Capacity(t/h)Dimension(m)Weight(KG)FD 45055KW0.8-1.2T1.4*0.75*1.552800FD 55090KW1.5- ... 1.45*2.18500 2012 new product FD series double vertical ring-die pellet mill