Influence of Nano-SiO₂ on the Consistency, Setting Time, Early-Age Strength, and Shrinkage of Composite Cement Pastes

Table 4

Strength and ratio of bending to compressive strength of hardened cement paste at 7 d.

Serial number	Compressive strength^① (MPa)	Bending strength^② (MPa)	Ratio of bending to compressive strength ② ÷ ①
0#	34.0	3.6	0.106
A1	36.7	3.9	0.106
A2	40.1	4.4	0.110
A3	45.0	5.1	0.113
B1	45.4	5.3	0.117
B2	47.2	5.6	0.119
B3	47.5	5.7	0.120
C1	28.4	3.3	0.116
C2	38.6	4.8	0.124
C3	41.7	5.1	0.122