Main Features: 1. PLC control panel with overload protection switch, which can reverse and stop automatically when crushing materials are too big or too large. 2. Rotary blades are specially made in thickness, shape and installing order to make them more powerful and sharp, so as to improve crushing efficiency. 3. This shredder with unique designed blades axes and blades, that make it more convenience to replacement and repair; 4. The four corners of rotary blades rotate by turns, it reduces the times of blades friction, so as to improve production efficiency; 5. Low speed, low noise and less dust; 6. Application: suit for PP woven bags; PE, PP, ABS, PVC, PM and other injection molded parts, rubber products, plastic shoes and other products recycling. Too large, too thick and too hard materials are not suitable.