Alumina & Aluminum Production & Processing
Key Figures
Figures are published for NAICS 33131 directly.
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Official definition
This industry comprises establishments primarily engaged in one or more of the following: (1) refining alumina; (2) making (i.e., the primary production) aluminum from alumina; (3) recovering aluminum from scrap or dross; (4) alloying purchased aluminum; and (5) manufacturing aluminum primary forms (e.g., bar, foil, pipe, plate, rod, sheet, tube, wire).
Source: US Census Bureau, 2017 NAICS Definitions. Public domain.
Which code does this activity belong in?
NAICS 33131 covers the production and processing of aluminum from raw materials through primary forms. Establishments refining alumina, smelting aluminum from alumina, recovering aluminum from scrap, alloying purchased aluminum, or manufacturing aluminum primary forms such as sheet, plate, and wire are classified here. The code excludes further fabrication into finished products like tubes or pipes made from purchased aluminum, which are classified in Steel Product Manufacturing from Purchased Steel. It also excludes castings made from aluminum, which are classified in Foundries when the casting is the primary activity.