Effects of Nano-SiO₂ and SAP on Hydration Process of Early-Age Cement Paste Using LF-NMR

Table 4

The hydration period separation time of different w/c pastes (h).

Sample	t1	t2	t3
0.30NS0.0	1.52	4.92	33.0
0.35NS0.0	1.72	5.32	35.0
0.40NS0.0	1.97	5.67	37.0