... ,S136,8407,NAK80,SKD61,H13, etcHardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1.2767 HRCCavitySingle ... . It is located in Shanghai city, China. Our company is engaged in manufacture Mould and plastic parts. Our parts main ... plastic parts, Extrusion plastic parts, PVC dipping, The main rubber raw material is EPDM, Natural Rubber, SBR, Nitrile, Silicone, Fluorosilicone, Viton ...