THE AIR ENTRAINING ADMIXTURE DIARIES

A. It's an admixture that causes the event of a system of microscopic air bubbles in cement paste through mixing, normally to enhance its resistance to freezing and thawing and to enhance workability (ACI 212.3R).What Is Concrete Retarder? Concrete retarder is a kind of admixture or additive Employed in concrete mixtures to decelerate the curing a