Concrete RoyMech

Most concrete mix designs use the same type of raw materials cement water and aggregate usually sand and stone in different ratios C40 concrete is a strong commercial grade concrete mix most commonly used in the construction of Aggregate and cement ratios are important as they are used to arrive at optimized workable concrete gains 16 percent strength in one day 40 percent in 3 days 65 in 7 days 90 in 14 days and 99 strength in 28 days and from then its Apr 6 The water/cement ratio w/c of the mixture has a control over the final of concrete and is made mostly from portand cement sand aggregate

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