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Hydro presents the entire value chain when producing aluminium. From refining bauxite and generating its own electrical power, to producing primary aluminium and manufacturing products such as casthouse products, building systems, extrusions, rolled products, and automotive and transport.
Precision tubing at Tønder in Denmark
Precision tubing at Tønder in Denmark


In Denmark, Hydro is present with aluminium extrusion and precision tubing operations, and as a supplier of structural components for automotive applications. The company has about 940 employees in Denmark.

Hydro delivers aluminium products from its plants in the Southern Jutland city of Tønder.

The first plant established there by Hydro was the extrusion plant, which started operations in 1975. Its customers are interested primarily in general extrusion products.

The largest of the Hydro plants in Tønder is the aluminium precision tubing site, which was split from the extrusion plant in 1990. This plant supplies customers in the automotive industry.

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Country facts

Hydro employees: Approx. 940
Capital: Copenhagen
Language(s): Danish
Currency: Danish kroner (DKK)
Time zone: UTC/GMT +1/+2