... certificate 1.sawdust,straw,stalk pellets 2.diameter 4-12mm 3.low energy,high efficiency,long life Wood Pellet Mill with CE ... applied to the big project, you can make the pellets from the wood sawdust, straw, some kinds of crop stalk and so ... better for dealing with the life waste, and make the pellets as the fuel at home.B) The materials are pressed ...