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AL Circle Private Limited | CIN: U72200WB2017PTC221175

Registered Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

Corporate Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

© 2026 AL Circle. All rights reserved. AL Circle is not responsible for content from external sources.

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Carbonation curing could extend the field life of red mud-based backfill, new study suggests
09 SEPT 20269MINS
Alumina

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
09 SEPT 20263MINS
Alumina

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...

08 SEPT 20264MINS
Alumina

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...


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KM Birla and AP Chief Minister inaugurate Grasim Industries’ Chlor-Alkali project
25 APR 20222MINS

KM Birla and AP Chief Minister inaugurate Grasim Industries’ Chlor-Alkali project

On Thursday, April 21, Y S Jagan Mohan Reddy, the Chief Minister of Andhra Pradesh, along with Aditya Birla Group Chairman Kumara Mangalam Birla, inaugurated the caustic soda manufacturing unit by Grasim Industries Limited at Balabhadrapuram in East Godavari district. In February 2019, Grasim...

Alumina weekly recap: China's alumina shipment to Russia in March spurts up due to Western-led sanctions; Alba receives RoSPA award for outstanding ‘Safety and Health’ standards
24 APR 20224MINS

Alumina weekly recap: China's alumina shipment to Russia in March spurts up due to Western-led sanctions; Alba receives RoSPA award for outstanding ‘Safety and Health’ standards

The after effects of Russia-Ukraine crisis can still be felt in the global alumina industry. To begin with, as per customs figures released on Wednesday, April 20, China's alumina export to Russia had increased by more than 90 times in March compared to the same month a year ago, as Western-led...

Alumina Limited claims ‘Medium Term Outlook’ is best for the aluminium market
22 APR 20222MINS

Alumina Limited claims ‘Medium Term Outlook’ is best for the aluminium market

Alumina Limited which owns a 40% non-operating stake in Alcoa World Alumina Chemicals’, is aiming higher at this moment with the increasing demand for alumina and the rising aluminium prices despite the supply disruption. Russian metal industry giant, Rusal is being trampled under the European...

Average alumina price in China expands to RMB3010/t after a restraint last day; but A00 aluminium ingot price drops by RMB30/t
22 APR 20223MINS

Average alumina price in China expands to RMB3010/t after a restraint last day; but A00 aluminium ingot price drops by RMB30/t

The average alumina spot price in China has recorded an increase of RMB 4 per tonne on Friday, April 22, following a restraint on the previous day. According to the Shanghai Metals Market, the price has closed the week at RMB 3,010 per tonne. However, the alumina price growth has not touched upon...

China's alumina shipment to Russia in March spurts up due to Western-led sanctions
22 APR 20221MINS

China's alumina shipment to Russia in March spurts up due to Western-led sanctions

On Wednesday, April 20, custom statistics indicated that China’s alumina shipment to Russia heightened by more than 90 times in March compared to the same month a year ago, as sanctions on Russia for its invasion of Ukraine cut off some of its customary supply. According to the General...

King River Resources gains ground in HPA production, sensing a 30% demand growth
20 APR 20223MINS

King River Resources gains ground in HPA production, sensing a 30% demand growth

Mostly known for their vanadium and gold, an Australian mining company King River Resources is attempting to divert avenues towards high purity alumina or ‘HPA’ space, exploring their addition to the Department of Science, Energy and Resources’ Critical Minerals list. The ASX registered high purity...

Alba receives RoSPA award for outstanding ‘Safety and Health’ standards for the ninth time
19 APR 20223MINS

Alba receives RoSPA award for outstanding ‘Safety and Health’ standards for the ninth time

During the fiscal year 2021, Alba won the Royal Society for the Prevention of Accidents (RoSPA) Gold Medal Award for maintaining an excellent track record in Safety and Health, becoming the ninth time recipient of the same in a row. Keeping the employees and the contractors’ labour force safe is of...

Global alumina market may experience disrupting Q2 due to the Ukraine-Russia stand-off
18 APR 20223MINS

Global alumina market may experience disrupting Q2 due to the Ukraine-Russia stand-off

In the second quarter (Q2) of 2022, the global alumina market is envisaged to be in a state of uncertainty, as the after-effects of the Russia-Ukraine conflict and a slew of interconnected variables threaten to shift supply and demand fundamentals. The embargo on alumina and bauxite shipments to...

Guinea's alumina refinery dream can come true with international cooperation
18 APR 20223MINS

Guinea's alumina refinery dream can come true with international cooperation

Investigations led by foreign media concluded, Guinea’s interim government is eager to know about the work plan and duration of each project carried out on their ground to extract alumina from bauxite. The government is reportedly asking international mining companies to submit production plans for...

China’s alumina spot price grows W-o-W by RMB5/t on strict cross-province transportation; A00 aluminium ingot price expands to RMB21800/t
18 APR 20222MINS

China’s alumina spot price grows W-o-W by RMB5/t on strict cross-province transportation; A00 aluminium ingot price expands to RMB21800/t

According to the Shanghai Metals Market, the average alumina spot price in China has recorded an increase of RMB 3 per tonne to stand at RMB 2,997 per tonne on Monday, April 18, following three days of restraint at RMB 2,994 per tonne. On a week-on-week calculation, the alumina spot price is up by...

China’s metallurgical-grade alumina production hikes 16% M-o-M in March 2022 on output recovery from suspensions
13 APR 20222MINS

China’s metallurgical-grade alumina production hikes 16% M-o-M in March 2022 on output recovery from suspensions

In March 2022 (31 calendar days), China produced 6.548 million tonnes of alumina, including 6.342 million tonnes of metallurgical-grade alumina. That was a hike of 15.94 per cent from 5.47 million tonnes of metallurgical-grade alumina output in February. China’s daily average output of...

Alcoa receives US$7.7 million to carry out carbon reduction technology for alumina refining
12 APR 20223MINS

Alcoa receives US$7.7 million to carry out carbon reduction technology for alumina refining

Alcoa is an American industrial corporation and is one of the largest producers of bauxite, alumina, and aluminium products, with a goal of reinventing the aluminium sector for a more sustainable future. On Monday, April 11, Alcoa announced that the Australian governments have contributed $7.7...

Rusal opposes Rio Tinto’s arrangements in taking control of Queensland Alumina refinery
12 APR 20222MINS

Rusal opposes Rio Tinto’s arrangements in taking control of Queensland Alumina refinery

The world leader in the production of low-carbon aluminium, Rusal has opposed arrangements that permit Rio Tinto to take sole control of the joint venture refinery, the Queensland Alumina Ltd (QAL). The global metal and mining giant’s shift functionally slits Rusal’s ingress to production and...

Guinea govt petitions bauxite firms to submit proposals for local refining by May
10 APR 20222MINS

Guinea govt petitions bauxite firms to submit proposals for local refining by May

Following the military coup in the West African nation, Guinea, which is now ruled by the interim government and recognized as the world’s highest exporter of bauxite, has demanded from international mining organizations for submission of plans for bauxite production to generate alumina within the...

Aughinish Alumina might not face any disaster due to the second round of EU sanctions but is at risk of ownership dilemma
09 APR 20224MINS

Aughinish Alumina might not face any disaster due to the second round of EU sanctions but is at risk of ownership dilemma

The Irish Government has declared that the parent companies of Aughinish Alumina are apparently not going to be hit by the next round of US sanctions in spite of the decision taken by Brussels to impose penalties on oligarch Oleg Deripaska. EU’s retributive measures against Mr. Deripaska, a...

Rio Tinto ​grabs​ 100% stake in QAL, denying Rusal​'s​ access to the vital raw material source
09 APR 20222MINS

Rio Tinto ​grabs​ 100% stake in QAL, denying Rusal​'s​ access to the vital raw material source

Rio Tinto has taken full control of an alumina refinery in Queensland that it shares with United Co. Rusal International PJSC, thus denying the Russian aluminium giant access to a vital raw material source. “As a result of the Australian government’s sanction measures, Rio Tinto has taken on 100...

Gujrat Alkalies in a joint venture with Nalco sets up 800 TPD caustic soda plant
07 APR 20222MINS

Gujrat Alkalies in a joint venture with Nalco sets up 800 TPD caustic soda plant

The shares of Gujrat Alkalies and Chemicals (GACL) witnessed a steep rise of INR 959, counting a surge of 7% at the Bombay Stock Exchange (BSE) on 2 nd April 2022 intra-day trade. Following the company announced their restricted outset of caustic evaporation unit (CEU) in collaboration with...

Rusal owned Windalco assets completely safe in Jamaica: Prime Minister Andrew Holness
06 APR 20222MINS

Rusal owned Windalco assets completely safe in Jamaica: Prime Minister Andrew Holness

On 1 st April 2022, the Prime Minister of Jamaica, Andrew Holness during his visit to the United States stated at the National Press Club in Washington DC that the Russian aluminium giant, Rusal owned Windalco alumina assets in the Caribbean island of Jamaica ‘are safe’ from any type of sanctions....

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