Cement Definition Composition Manufacture History
Oct 19 2020 concrete is a mixture of cement sand or other fine aggregate and a coarse aggregate that for most purposes is up to 19 to 25 mm 075 to 1 inch in size but the coarse aggregate may also be as large as 150 mm 6 inches when concrete is placed in large masses such as dams mortars are used for binding bricks blocks and stone in walls or as surface renderings
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