curing of concrete why 7day's,14day's 21day's 28days
Answer Posted / sharath
Actual chemicle process called hydration is going on upto 28 days,up to that period curing is required to prevent the evaporation or loss of water from concrete. In below 28days, concrete gaining some strength in the presence of hydration.after 28days chemicle process end and get full of it's strength. We can be use curing admixture in place of water curing..
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