NAICS 331312 — Alumina Refining and Primary Aluminum Production 
BEA sector: Alumina refining and primary aluminum production
Activity: Aluminum alloys made from bauxite or alumina producing primary aluminum and manufacturing
Activity: Aluminum ingot and other primary aluminum production shapes made from bauxite or alumina
Activity: Aluminum producing from alumina
Activity: Aluminum shapes (e.g., bar, ingot, rod, sheet) made by producing primary aluminum and manufacturing
Activity: Extrusion ingot, primary aluminum, manufacturing
Activity: Ingot, primary aluminum, manufacturing
Activity: Primary aluminum production and manufacturing aluminum alloys
Activity: Primary aluminum production and manufacturing aluminum shapes (e.g., bar, ingot, rod, sheet)
Activity: Primary refining of aluminum
Activity: Primary smelting of aluminum
Activity: Refining aluminum, primary
Activity: Slab, primary aluminum, manufacturing