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Top Terms > Materials > Classes of materials > Building materials > Building materials by properties > Composite materials > Concrete > Air voids > Entrained air

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Entrained air (Rbmdhcuf)

Definition
Microscopic air bubbles intentionally incorporated in mortar or concrete during mixing, usually by the use of a surface-active agent, typically between 10 and 1000 microns in diameter and spherical or nearly so. (Source: AASHTO Glossary)
Broader Term
Air voids (Rbmdhcu)
Related Terms (Hierarchical)
Entrapped air (Rbmdhcur)