... ,2344,718,S136,8407,NAK80,SKD61,H13Hardness of steel46~56HRCMaterial for Slider ,Lifter and all ... and very efficient method of producing injection molded parts. It can produce millions of parts with exactly ... same shape, dimension, and quality. Some examples of injection molded parts are the mobile phones, mouse ... enters the mold opening called the sprue. From the sprue this molten material will then be ...