Chemistry, asked by rjay93346, 1 month ago

portland cement is mainly is it manufactured following

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Answered by ItzMrVinay

Answer:

Explanation:

Portland cement is manufactured by crushing, milling and proportioning the following materials: Lime or calcium oxide, CaO: from limestone, chalk, shells, shale or calcareous rock. Silica, SiO2: from sand, old bottles, clay or argillaceous rock. Alumina, Al2O3: from bauxite, recycled aluminum, clay

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