A Concrete Using Air Entrained Cement

Answer: C. Is more plastic and workable

A concrete using air entrained cement is more plastic and workable.

Solution

Air entraining cement is manufactured by adding a small amount of air entraining agent with grinding OPC clinker at the time of grinding. Air entraining agents are aluminum powder, zinc powder, calcium ligno-sulphate etc.

A concrete using air entrained cement will have more workability and minute voids will increase resistance against freezing and sealing actions of salts.

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