... , beans, straw, cotton straw, dregs, furfural residue, lees, branches, leaves, wood chips, sawdust, hay, waste mushroom kits, and all the fuel ... heart part adopts “ double-layer die” as the unique structure; wood pellet pressing machine the rollers are made by abrasion-proof ... , sturdy and durable, and supply the gap of vertical feeding of ring-die wood pellet machine at home, reach to the international ...