- Insert molded plastic components for plastic idler wheel - The most favorable ... ,PE,HIPS,PU,PC ect.7Mould Life Time:500,000-1,000,000 shots as per customers' requirement;8Quality:ISO9001:2008 ... Drilling Machine 1Small Drilling Machine 2Spray Painting Line 1Printing Line 1 Insert molded plastic components for plastic idler wheel