Further crackdown on environmental rule-breaking plants in Shanxi have slashed calcined bauxite output, pushing prices up over the past fortnight. Chinese calcined bauxite spot prices increased over the past fortnight as the already tight supply dwindled further amid more governmental shutdown of production facilities. The Shanxi government announced 11 August that all plants that breached environmental standards …

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The major Chinese calcined bauxite producer will start operations at its newly constructed calcination plant in Guizhou in Q4. Although there is widespread environmental restriction on production, CMP has received all the governmental permits to continue production in both Guizhou and Tianjin. Calcined bauxite producer China Mineral Processing (CMP) will be starting commercial production in …

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Brown fused alumina prices in China reached a 1.5-year high this week. The ongoing anti-pollution checks continue to cap production in Henan while scrutiny on export documents is ridding the market of lower offers. Chinese brown fused alumina spot prices hit a 1.5-year high over the past two weeks as widespread environmental inspections continue to push prices …

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Fine particles play a major role not only in the flowing characteristics of castables but also in the final properties of the castable in application. To optimise the particle packing of the castable, different kinds of fine aluminas can be used to form the matrix: calcined, semi-reactive, monomodal reactive or multimodal reactive aluminas.