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Aluminium reaches seven-week high due to supply concerns and lower stock levels

Aluminum?prices rose to a seven week high on Tuesday, as 'concerns about supply from the Gulf coincided wth Norsk Hydro announcing a reduction in feedstock production?at?its Brazilian facility.

Benchmark three-month "aluminum" on the London Metal Exchange rose 1.9% at 0850 GMT to $3,378.50 per metric ton, after reaching $3,382.5 as its highest level since June 22.

Aluminum extended its gains for a seventh session in a row after Norsk Hydro announced that its Alunorte facility in Brazil had reduced alumina production to 50% of its capacity due to the reduction of natural gas supply. The plant's annual production capacity is 6.3 million tonnes of alumina.

The aluminium price is up by 6% in August. It has risen above its 200-day average, which provides support now at $3,219. The next level of resistance is the '100-day moving averge at $3,396.

"Aluminium was very resistant at $3,200." Metals traders said that once it had 'passed through the $3,200 mark it was only a?matter of time before it began to trend upwards. "Any bullish news headline acts as a catalyst, adding fuel to the fire."

As negotiations between Iran and the United States?over the reopening of Strait of Hormuz and a peace agreement?reach an impasse, fears about the supply of oil from Gulf producers are gaining momentum.

The U.S. - Iran war has caused a disruption in aluminium shipments originating from Middle East producers, who account for 9% global capacity.

While?available aluminum stocks?in LME registered warehouses have fallen to 244,550 tonnes, this is the lowest level since April 2025. The majority of these metals are Russian, which most traders avoid.

Other LME metals rose by 0.3%, to $14195. They had closed on Monday at a record high of $14160, as the outflows into the U.S. - ahead of possible U.S. tariffs - reduced availability.

The spread between the cash and three-month price on the?LME The price of a ton remains at $145.5, indicating a tight supply.

LME zinc decreased by 0.3%, to $3,723.50. Tin increased by 0.4%, to $55,750. Nickel and lead both increased by 0.1%, to $1,904 each, and respectively $16,925. Polina Devitt is reporting. Solomon Cefai contributed additional reporting. Mark Potter (Editing)

(source: Reuters)