... grind gum base material, such as rubber, plastics, medicine, plants LDPE, HDDPE, nylon, PTFE, polyester, tyre powder etc. When the materials ... speed 4600r/m 4200 r/m 3500 r/mMaterialsPE,PC,HDPE,LDPE,nylon,polyester,engineering plastics,plastics etc.Fineness of Grinding80-300 ...