Definition, Meaning & Synonyms
laitance
noun
/lɛɪˈtɑːns/
Definition
Laitance refers to a thin layer of cement paste that forms on the surface of concrete during the curing process, often seen as a milky film.
Examples
- The contractor had to scrape the laitance off the surface before applying the sealant.
- When laitance is present, it can prevent good adhesion of the subsequent coating.
Meaning
In the context of concrete construction, laitance can impact the strength and durability of the surface layer if not properly removed.
Synonyms
- Surface laitance
- Cement paste film
