... ,S136,8407,NAK80,SKD61,H13, etcHardness of steel46~56HRCShot RunnerCold or Hot RunnerCavitySingle-cavity ,Multi-cavityA surface request:EDM & High PolishGateCold runner ... ,Yudo/DME/HASCO/Synventive Hot runnerMaximum mould size1500*1500 mmMould life time500000~+1,000,000 ...