Industry: 3334—Primary Production of Aluminum
Establishments primarily engaged in producing aluminum from alumina and in refining aluminum by any process. Establishments primarily engaged in rolling, drawing, or extruding aluminum are classified in Industry Group 335.

Aluminum ingots and primary production shapes, from bauxite or aluminaPigs, aluminum
Extrusion ingot, aluminum: primarySlabs, aluminum: primary
Codes Titles Number of US Businesses
3334Primary Aluminum202
333400Primary aluminum182
33340000Primary aluminum182
333401Aluminum ingots and slabs15
33340100Aluminum ingots and slabs7
33340101Ingots (primary), aluminum1
33340102Slabs (primary), aluminum7
333499Primary aluminum, nec5
33349901Pigs, aluminum5