This U.S. industry comprises establishments primarily engaged in introducing molten nonferrous metal (except aluminum), under high pressure, into molds to make nonferrous metal die-castings. Establishments in this industry purchase nonferrous metals made in other establishments. Manufacturing aluminum die-castings--are classified in U.S. Industry 331521, Aluminum Die-Casting Foundries; Pouring molten aluminum into molds to manufacture aluminum castings--are classified in U.S. Industry 331524, Aluminum Foundries (except Die-Casting); Pouring molten copper into molds to manufacture copper castings--are classified in U.S. Industry 331525, Copper Foundries (except Die-Casting); Pouring molten nonferrous metal (except copper and aluminum) into molds to manufacture nonferrous (except copper and aluminum) castings--are classified in U.S. Industry 331528, Other Nonferrous Foundries (except Die-Casting); and Manufacturing nonferrous die-castings and further manufacturing them into finished products--are classified based on the specific finished product.