PROTECH MATERIALS INC.

Nonferrous Metal Die-Casting Foundries

This includes establishments primarily engaged in introducing molten nonferrous metal, under high pressure, into molds or dies to make nonferrous metal die-castings. Establishments in this industry purchase nonferrous metals made in other establishments.

Plate Work Manufacturing

This includes establishments primarily engaged in manufacturing fabricated metal plate work by cutting, punching, bending, shaping, and welding purchased metal plate.