... ,2344,718,S136,8407,NAK80,SKD61,H13Hardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1.2767 HRCCavitySingle-cavity ... same shape, dimension, and quality. Some examples of injection molded parts are the mobile phones, mouse, keyboard, and many components found ... the mold). The molten resin will stay in the cavity for 30 seconds to 1 minute or more until it cools ...