... pulley, Bend pulley, Pinch Roller, Walled belt, Valves, Tripper, Coal distribution, Protection switch, Through idler, Impact idler, Flat carring idler, Belt training idler, Return idler, Return training idler ... move the materials loaded4. Low price and long life Driving pulley Bend pulley Pinch roller Troughing idler Impact idler Flat carring ...