... (A,B plate 1730,2311,2312,P20 )Material main core and cavity insertDIN2312,2738,2344,718,S136,8407,NAK80,SKD61,H13Hardness ... of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1.2767 HRCCavitySingle-cavity or Multi-cavity ... to SaturdayWelcome to contact us or visit our factory! injection mould design,hot runner mould manufacture,making precision injection ...