Hydro produces primary aluminium, or liquid aluminium, at Karmøy. Karmøy is one of Europe's largest primary aluminium plants. At Karmøy, Hydro has its pilot plant for smelting technology with the most climate and energy-efficient aluminium production technology in the world. 

There are two casthouses at Karmøy: one delivering extrusion ingot for profile production and one producing wire rod for high-voltage cables.

We also have a research and development center at the plant that focuses mainly on improving the production process.

Certifications:

Quality management: 9001:2015
Environmental management: ISO 14001:2015
Energy management system: ISO 50001:2018
Occupational health and safety: ISO 45001:2018 (former Ohsas 18001)
Automotive standard: IATF 16949:2016
Sustainability/CSR: ASI Performance standard