NAICS Code 3313: Alumina and Aluminum Production
The NAICS code for Alumina and Aluminum Production is 3313.
Alumina and Aluminum Production establishments refine bauxite into alumina and smelt alumina into primary aluminum ingot, and roll or extrude purchased aluminum into sheet, plate, rod, bar, and extrusions. Aluminum's high strength-to-weight ratio drives demand in aerospace, automotive light-weighting, and packaging.
Alumina and Aluminum Production falls under the NAICS code for NAICS 331 — Primary Metal Manufacturing, a subsector of Manufacturing.
1,274
Total US Entities
3
NAICS Industries
3313
NAICS Code
Classification
NAICS Industries (5-digit)
| NAICS Code | Industry Title | US Entities |
|---|---|---|
| 33131 | NAICS 33131 — Alumina Refining and Primary Aluminum Production | 300 |
| 33132 | NAICS 33132 — Secondary Smelting and Alloying of Aluminum | 500 |
| 33133 | NAICS 33133 — Aluminum Sheet, Plate, and Foil Manufacturing | 474 |
NAICS 2022
Search NAICS Codes
Browse
Other Industry Groups in Primary Metal Manufacturing
Working with legacy records? convert a NAICS code to SIC using the mapping table — NAICS 2022 at the five-digit industry level paired with SIC 1987 four-digit industries, with coverage gaps stated.