NAICS 33131 Alumina and Aluminum Production and Processing

NAICS Code: 33131

Code Title: Alumina and Aluminum Production and Processing

Code Sector: 31-33 - Manufacturing

NAICS 33131 Alumina and Aluminum Production and Processing Description

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).


Cross References

Establishments primarily engaged in--
  • Manufacturing aluminum oxide abrasives and refractories--are classified in Subsector 327, Nonmetallic Mineral Product Manufacturing;
  • Sorting and breaking up scrap aluminum metal without also smelting or refining--are classified in Sector 42, Wholesale Trade;
  • Operating facilities where commingled recyclable materials, such as paper, plastics, used beverage cans, and metals are sorted into distinct categories without also smelting or refining--are classified in Industry 56292, Materials Recovery Facilities.