Examples include calcium aluminate, sapphire, and alumina-zirconia. Calcium aluminate (CaAlO 3) is an aluminate ceramic used in refractory cements and shapes, as well as synthetic slag additions for ...

Sapphire Sapphire is a high-purity and high-density, single-crystalline form of aluminum oxide, which may contain chromia ... Ruby is chromium-doped sapphire used in optical filters and laser rods.

With so much else happening in the news, aluminum buyers could easily overlook the recent Guinea export ban on bauxite to Emirates Global Aluminum. Since smelters need two tons of alumina for ...

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reported that its first quarter Alumina production (South32 share) declined to 1.184 million tonnes from last year's 1.290 million tonnes. But quarterly Aluminium production (South32 share ...

And it wants the federal government to include bauxite, alumina and aluminium on the nation’s critical minerals list. The body, which represents miners, refiners and smelters, says the inclusion ...

Carlos De Alba has given his Buy rating due to a combination of factors affecting the alumina and aluminum markets. The current market conditions are characterized by a significant alumina deficit ...

Pittsburgh-based Alcoa said Alumina shareholders will receive 0.02854 Alco shares for each Alumina share, representing a per-share value of about $.076 based on Alcoa’s last close.

(RTTNews) - Alcoa Corp. (AA) announced Tuesday an agreement to supply up to 16.5 million tonnes of smelter grade alumina to Aluminium Bahrain B.S.C. (Alba) over 10 years. Over the life of the ...

Vedanta announces a Rs 1 lakh crore investment in Odisha for a 6MTPA alumina refinery and a 3MTPA green aluminium plant, creating 2 lakh jobs. This move supports Odisha's goal of becoming a USD ...

The Anil Agarwal-led group has already invested Rs 1 lakh crore across assets in the state. The new investment will be in ...