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Carbonation curing could extend the field life of red mud-based backfill, new study suggests
Alumina09 SEPT 2026

Carbonation curing could extend the field life of red mud-based backfill, new study suggests

Chinese researchers show that a few extra hours of CO2 curing can roughly double the wet-dry service life of red mud–CFB ash–MgO backfill, while keeping leaching of hazardous elements low even after weeks of exposure to alkaline red mud liquor. Red mud remains one of the aluminium industry’s...

From black shale to smelter feed: CEM advances North American alumina supply chain
Alumina09 SEPT 2026

From black shale to smelter feed: CEM advances North American alumina supply chain

Canadian Energy Metals has demonstrated a process for producing smelter-grade alumina from Saskatchewan black shale and has started a prefeasibility study for its Thor Project. Canadian Energy Metals Corp. (CEM) has taken a step towards developing an alternative North American source of alumina...

WEEKLY: China alumina extends losses on capacity overhang, even as basis trade lifts physical offtake
Alumina08 SEPT 2026

WEEKLY: China alumina extends losses on capacity overhang, even as basis trade lifts physical offtake

China's domestic spot alumina prices continued their gradual downward trend last week, with sporadic discounted transactions emerging in the market, based on Mysteel's survey. The pressure was partly contributed by the persistent expectation of fresh supply coming online in southern China, leaving...

Rusal looks to Indonesia for bauxite and alumina supply for aluminium production
Alumina08 SEPT 2026

Rusal looks to Indonesia for bauxite and alumina supply for aluminium production

Russian aluminium producer Rusal is working on plans to build a bauxite and alumina complex in Indonesia as it looks to strengthen its raw material supply for aluminium production. The company mentioned that the Indonesian project is part of its “ diversification strategy in the Pacific region ”....

Impact Minerals plans staged 4,000-tpa HPA production in US
Alumina07 SEPT 2026

Impact Minerals plans staged 4,000-tpa HPA production in US

A NewPro study supports a staged 2,000-to-4,000-tonne-per-year high-purity alumina plant on the US Gulf Coast, with a post-tax NPV of about USD373 million and a 42.3 per cent IRR. Impact Minerals is advancing plans for a modular high-purity alumina (HPA) plant in the US after an independent scoping...

Ireland withholds Aughinish Alumina meeting notes amid Russia export review
Alumina03 SEPT 2026

Ireland withholds Aughinish Alumina meeting notes amid Russia export review

Ireland’s Department of Enterprise has withheld the release records of discussions between its secretary general and Aughinish Alumina management, citing “highly confidential information” shared by the company. The decision comes as scrutiny intensifies over the Limerick refinery’s alumina exports...

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