... mill 1,produce fuel pellet or animal feed pellet 2,pellet size:2-30mm 3,pellet length:20-50mm tea waste pellet making millPrinciple of work ... size is Dia 6,8,10,12mm for the sawdust pellet , and 2mm, 4mm, 6mm, 8mm, 10mm, 12mm, etc.for animals ...