... ,8407,NAK80,SKD61,H13Hardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1.2767 HRCCavitySingle-cavity ,Multi-cavityA surface ... of injection molded parts are the mobile phones, mouse, keyboard, and many components found inside the automobile.How does injection molud ... to the runners then it will be fored into the gate and then into the cavity. The cavity must be filled precisely ...