plastic mould Mould steel: NAK80,738H,SKD61, P20,718H,2738,738 ... steel: NAK80,738H,SKD61, P20,718H,2738,738 etc.2 plastic material : ABS , PP, POM, PVC, HDPE, HIPS,etc.3 mould base ... factory is an ISO9001:2000 certified company specializing in producing plastic injection mould. plastic mould for washing machine base