Self-Shrinkage Behaviors of Waste Paper Fiber Reinforced Cement Paste considering Its Self-Curing Effect at Early-Ages

Table 7

Cumulative porosity of cement paste under different conditions.

Code	W/C	Adding dosage (%)	Curing age (days)	Cumulative porosity (%)
				<50 nm	50 nm~100 nm	>100 nm	Total porosity
A0	0.25	—	7	4.45	8.66	3.02	16.13
A1	0.25	0.1	7	4.34	8.36	2.25	14.95
A2	0.25	0.2	7	4.42	8.24	0.88	13.54
A3	0.25	0.3	1	6.10	8.99	3.85	18.94
A3	0.25	0.3	7	3.70	8.76	2.06	14.52
A3	0.25	0.3	28	2.23	7.56	1.43	11.22
A4	0.25	0.4	7	3.36	9.29	2.71	15.36
B0	0.3	—	7	6.15	7.84	5.22	19.21
B2	0.3	0.2	7	6.03	6.22	3.95	16.13
B5	0.3	0.2	7	6.34	7.43	4.89	18.66

B5: dry mixing; other samples: wet mixing.