... machine 2.professional manufacturer 3.at the best price Plastic Powder Grinding Machine Inform us the follow figures:1.feeding ... short time. Brand :Tianyuan Product introduction: plastic grinder can grind all the plastic material into powder ,finished mesh size at 6-8mm ... to achieved grinding effect. Usage: Mainly used for polymer plastic, PVC plastic, PVC, PS, gear material, raw iron, steel scrap ...