This U.S. industry comprises establishments primarily engaged in manufacturing steel investment castings. Investment molds are formed by covering a wax shape with a refractory slurry. After the refractory slurry hardens, the wax is melted, leaving a seamless mold. Investment molds provide highly detailed, consistent castings. Establishments in this industry purchase steel made in other establishments. Establishments primarily engaged in--

Including:

• Foundries, steel investment
• Investment castings, steel, unfinished, manufacturing
• Steel investment castings, unfinished, manufacturing
• Steel investment foundries