Processlost wax casting,Website:http://www.hh-casting.com, Stainless Steel, Steel, precision casting, Silicon sol casting,MaterialStainless Steel, Carbon Steel, Aluminum, ... .5. What are your main products? Precision casting parts, sand casting parts, machining parts, surface treatment parts, ... manufacturing process.Customizable lot size: Typically, investment casting is done one part at a time. This ...