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Mposition Of Alumina In Bauxite Ore

Apr 11 2016 Alumina Extraction Problem. In the standard Bayer Process for refining bauxite to produce alumina the dissolution of the alumina in the ore to form sodium aluminate is accomplished in autoclaves under high pressures varying from 70 to 200 pounds per square inch. However some lateritic bauxite ores are readily soluble in caustic making it .

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