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Poor quality of crushed sand will affect workability, cement demand, strength and hydration of cement. Cement . By: B Balapgol, S A Kulkarni and K M Bajoria.

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Concrete is basically a mixture of aggregates and paste. The aggregates are sand and gravel or crushed stone; the paste is water and portland cement.

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Concrete is basically a mixture of aggregates and paste. The aggregates are sand and gravel or crushed stone; the paste is water and portland cement.

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