We found 1 definitions of laitance from 1 different sources.
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What does laitance mean?
Wiktionary
laitance (Noun) A weak layer of cement and aggregatefines on a concrete surface that is usually caused by an overwetmixture, overworking the mixture, improper or excessive finishing or combination thereof. Also, could be caused when a slurry mix is used on a deep foundation, where the slurry mix is not completeley removed before placing concrete on top.
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