... sawdust& biomass materials into pellets 2. such as rice and wheat straw, corn. Description of wood ... 2. It has many advantages than flat die pellet mill, such as less wear and tear, more energy ... into pellets, such as rice and wheat straw, corn stalk, rice bran and so on. Structure of inside picture: ... 6pellet sizeDiameter 2,3,4,4.5,5,6,8,10mm7Press roller Number28Press roller out diameter140mm 165mm ...