initial set

[i′nish·əl ′set] (materials) The onset of hardening after water has been added to concrete, cement, or plaster.

initial set

1. A degree of stiffening of a mixture of cement (or concrete or mortar) and water less than final set; generally stated as the time required for cement paste to stiffen sufficiently to resist the penetration of a weighted test-needle. 2. Of a mastic compound, adhesive, or coating, the stage in curing or drying when the surface has become sufficiently firm to be unmarked when touched with the finger.

单词	initial set
释义	initial set initial set [i′nish·əl ′set] (materials) The onset of hardening after water has been added to concrete, cement, or plaster. initial set 1. A degree of stiffening of a mixture of cement (or concrete or mortar) and water less than final set; generally stated as the time required for cement paste to stiffen sufficiently to resist the penetration of a weighted test-needle. 2. Of a mastic compound, adhesive, or coating, the stage in curing or drying when the surface has become sufficiently firm to be unmarked when touched with the finger.
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