... machines Dies, forging dies, injection dies, die-casting, pressure casting dies, metal products, machine spare parts and other ... copper material, copper alloy, low carbon steel, medium carbon medium, die steel, stainless steel, casting steel, cast iron, cast aluminum, tungsten ... worn parts.etc2.2Non-ferrous metal workpeices2.3Injection mold/die casting: welding & repairing of worn mold, scratches, etc ...