Please give me the mixing ratio for higher grades of concrete (M30, M35, M40, M45, M50) using cement, VSI sand (Maharashtra) and metal. In case any other additives are supposed to be added to my concrete please let me know about that as well.

Please give me the mixing ratio for higher grades of concrete (M30, M35, M40, M45, M50) using cement..

Answer / v ramesh

above M25 we call those are mixdesign...

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