... factories, offices, a variety of small parts, hardware tools, machine parts, mold parts, electronic components, materials, stationery and other ... fall off 1.what is PS plastic material(drawer material) ?PS,polystyrene is an amorphous,glassy polymer that is generally rigid and ... 6%-0.8%.Mold temperature:170-250°C2.what is ABS material?ABS is a copolymer of Acrylonitrile,Butadiene,Styrene,generally ...