1.sawdust,straw,stalk pellets 2.rice husk,hard wood pellets 3.fertilizer and feed pellets 4.diameter from 2-15mm 5.CE cert pellet mill We invent Germany high technic and invent flat die pellet mills with three rollers. They can press 2-15mm diameter biomass ,wood and fertilizer pellets from sawdust,stalk,straw,peanut,sun flower,paper,palm shell or palm fiber,animal manure and do on. Now the flat ...