M sand vs River sand – Application, Strength, workability, Quality, etc.
When m sand is used in the concrete, the permeability of the concrete is very poor as compared to river sand. Water absorption. The water absorption of river sand is 1.5-3%. The water absorption of m sand is 2-4%. Presence of silt and clay. River sand consists of clay and silt materials. M sand does not contain clay and slit materials.
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