Or kaolin, kaolin Earth is a kind of white clay, refractory, lucrative, with dominantly of the mineral kaolinite and a number of other minerals such as illite, Montmorillonite, quartz etc in industry, kaolin is used in many different areas, such as production of ceramics, refractory materials , abrasive materials, production of aluminum, aluminum, cast alum, fillers paints, rubber, paper, white cement, etc.
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