... striking force, compressing force, cutting force and friction against materials to be ground with high strength.This machine is also equipped with ... water-cooling system,so this machine has special function against fibre marterial,soft material,hot ductility material,light material,elastic material ... 42900100-8007x2x4.51000552300 42900100-12006x2.5x5.5 Wood Powder Making Machine 2012 Hot Style