... .Plastic mould material: 45#,P20tc 4.hot/cold runner Plastic bucket mould ,plastic mould Mould steel P20 , 45# ,718 , 2738 , NAK80 ... standard partsDEM , HASCO , CUMSA , JIS , etc.Mould lifeIt mainly depends on various kinds of steelDesign softwarePRO-E , 3D ,CAD ,etc.Mould ...