time of set

time of set

[′tīm əv ′set]
(materials)
The time required for freshly mixed concrete to stiffen (initial set, about 1 hour) or to attain a minimum specified hardness (final set, about 10 hours); actual times vary with the type of cement used.

initial setting time

The time required for a freshly mixed cement paste, mortar, or concrete to achieve initial set.