![]() ![]() One such product that depends on a low w/c ratio is dry-cast concrete. ![]() | Today, precast manufacturers continue to rely on this secret to produce quality concrete. This is a very important video for all civil engineers. This feature provides a quick method to analyze multiple trial mixes for strength vs w/c ratio, strength vs efficiency %, and strength vs replacement %.| In this video, I have described about types of concrete grade and mix ratio. | Trial Mix Analysis - Available from the concrete mix design form. ![]() For foundations, a mix of 1 part cement to 3 parts sand to 6 parts aggregates can be used. In terms of the ratio for concrete, it depends on what strength you are trying to achieve, but as a general guide a standard concrete mix would be 1 part cement to 2 parts sand to 4 parts aggregates. ![]()
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