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Wet Ball Mill With Sodium Hydroxide

The bauxite is pulverized and ball-milled to a particle size of 85 through 220 mesh, and then wet-mixed with lye, high-pressure dissolution, heated at 150 c for 2 to 3 h, and alumina in bauxite is transferred as sodium aluminate.The solution, while impurities such as silicon oxide, iron oxide, calcium oxide, etc.Become red mud and.

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