trueNAICS
NAICS Industry

33131—Alumina and Aluminum Production and Processing

Description

Alumina and Aluminum Production and Processing (NAICS 33131) encompasses national industries including Alumina Refining and Primary Aluminum Production, Secondary Smelting and Alloying of Aluminum, and Aluminum Sheet, Plate, and Foil Manufacturing. These businesses are primarily engaged in alumina and aluminum production and processing.

Typical Business Activities

aluminaalumina and aluminum production and processingaluminumand aluminumand processingnaics 33131naics code 33131processing

Included Activities

  • +Processing (naics 33131) encompasses national industries including alum
  • +Refining and primary aluminum production

Sub-classifications

331313Alumina Refining and Primary Aluminum Production331314Secondary Smelting and Alloying of Aluminum331315Aluminum Sheet, Plate, and Foil Manufacturing331318Other Aluminum Rolling, Drawing, and Extruding