Viability Study of a Safe Method for Health to Prepare Cement Pastes with Simultaneous Nanometric Functional Additions

Table 1

Water losses associated with different phases in cement pastes with 2 wt.% of nanozinc (NZ).

	2% NZ manual mixing			2% NZ low shear rate dispersion			52.5R
	3 d	7 d	28 d	3 d	7 d	28 d	3 d	7 d	28 d
T1 (140°C–430°C) wt.%	2.0	7.3	9.2	1.5	4.6	8.6	6.6	7.0	7.8
T2 (430°C–515°C) wt.%	0.3	2.7	3.5	0.2	1.4	3.2	3.4	3.5	3.5
T3 (515°C–1100°C) wt.%	1.3	3.0	2.7	1.2	2.9	1.8	2.6	2.8	2.6
Total combined water (T1 +T2 + T3) wt.%	3.6	13.0	15.4	2.9	8.9	13.6	12.6	13.3	13.9
Equivalent calcium (T2 + T3) wt.%	1.6	5.7	6.2	1.4	4.3	5.0	6.0	6.3	6.1
CSH gel (T1) wt.%/total portlandite (T2 + T3) wt.%	1.25	1.28	1.48	1.07	1.07	1.72	1.10	1.11	1.28