Graphite mold is also used in cast iron, various non-ferrous metal durability mold, steel casting, heat resistant metal (titanium, zirconium, molybdenum, etc.) and rail welding aluminum heat welding mold.
201 stainless steel coil strip , with certain acid and alkali resistance, high density, polished without bubbles, no pinholes, etc., is a high-quality material for the production of various watch cases and strap bottom covers. 201 stainless steel is mainl