Interested in Investment Casting. This process, also referred to as the lost wax process, is a metal casting process where a disposable wax model is produced from an injection molding type of tool. The wax model is repeatedly dipped into liquid ceramic slurry to form a layered mold. Once the ceramic has dried, the disposable wax is burned out and metal is poured into the hollow cavity. When combined with nickel based super alloys, this process produces the most critical, precision components for the top jet engines, medical devices, etc. Read more at americancastingco.com/faq/