Norsk Hydro — Aluminium Cycle

Norsk Hydro is Norway's largest industrial company — producing aluminium from bauxite mining (MRN, Brazil) through alumina refining (Alunorte, Brazil) to primary aluminium smelting (Sunndalsøra, Årdal, Norway) and downstream aluminium extrusion and recycling. As one of the most vertically integrated aluminium companies globally, Norsk Hydro combines upstream commodity price exposure with downstream value-added manufacturing margins.

LME Aluminium: The Core Price Signal

Norsk Hydro's smelting revenues are priced at LME aluminium plus regional premiums and alloy premiums. Each $100/t LME move adds approximately NOK 800M to Hydro's annual EBITDA. The 2021–2022 aluminium cycle — driven by Chinese production curtailments, green premium demand and energy crisis supply disruption — drove Hydro's earnings to record levels and its share price to multi-year highs.

Norwegian Hydropower: The Green Aluminium Premium

Hydro's Norwegian smelters use approximately 80% renewable hydroelectric power — producing aluminium with 4 kg CO2 per tonne versus the global industry average of 12 kg CO2 and Chinese average of 18 kg CO2. This green aluminium increasingly commands premiums from automotive (Hydro CIRCAL recycled content for EV bodies) and packaging customers with Scope 3 emission commitments. As carbon pricing expands, the green premium grows structurally.

Extruded Solutions: The Downstream Margin

Hydro's downstream extruded solutions division — converting aluminium billets into profiles for building, automotive, transport and industrial applications — generates more stable, service-oriented margins than commodity smelting. Extrusion demand follows construction and automotive PMI cycles but with product differentiation (precision tolerances, surface treatments) that provides pricing power above commodity metal prices.

Alunorte and MRN: The Brazilian Integration

Hydro's Alunorte alumina refinery in Barcarena, Brazil — the world's largest outside China — and its MRN bauxite mine stake provide integrated raw material sourcing. Brazilian alumina production is competitive globally given abundant bauxite resources and hydropower. However, Alunorte has faced environmental regulatory challenges — a 2018 government-ordered production cut reduced capacity for 18 months following industrial waste spill allegations.

Key Risks

Chinese aluminium overcapacity periodically floods global markets with cheap exports despite official production caps. Alunorte environmental and regulatory risk is an ongoing operational concern. Norwegian energy costs — while low — have been rising with European electricity market integration. Automotive aluminium demand faces uncertainty as EV platforms evolve and lightweight material choices change.

Cycle Performance Summary