Features: 1) Can pulverize waste material and inferior goods made of polystyrene,polypropylene, nylon, engineering plastic PVC and head of injector 2) If screen board is changed and the blade is adjusted, it can evenpulverize plastic waste material like forming films, thin sheets and boards 3) Uses imported high quality steel especially for making knives 4) The blades installation method can be adjusted 5) The blades can be grinded for many times and can be used repeatedly 6) Different blades and screening nets can be used 7) Step style cutting base 8) Decomposes the waste material with force 9) Can increase scrap material cutting power dramatically 10) Cutting base is made of T7 high quality steel, hard to be broken and damaged 11) Reasonable steel flexibility 12) Cutting base structure is stable and durable 13) Automatically drives the materials 14) Low noise 15) Has protection system with the power supply to ensure the equipment safe 16) Necessary for the plastic extrusion machines 17) There are sound insulation equipment at front and back 18) Has separated parts so the machine-washing, net changing and maintenanceare all very convenient border=0>