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| - on 1 Cum cement concrete is 1:1.5:3 ratio cement = 403.45 kgs. sand ??? Mixing Concrete, concrete, sand, cement, ballast, Concrete is a mixture of cement, sand (fine aggregate), small stone or gravel (coarse aggregate) and water. ??? where everything is delivered dry, then a water to cement ratio ??? how to calculate 1:2:4 ratio concrete cement, sand, metal and ??? how to calculate 1:2:4 ratio con
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