Process knowledge about the glue head of an injection molding machine?
The adhesive head, check ring, and adhesive spacer—these components can be made from a variety of materials, including fully hardened powder alloy steel, Japan’s Hitachi SKD61, domestically produced SACM645 alloy steel, domestically produced 38CrMoALA alloy steel, tungsten steel, 45# steel, H13, and others.