Research Article
Self-Shrinkage Behaviors of Waste Paper Fiber Reinforced Cement Paste considering Its Self-Curing Effect at Early-Ages
Table 6
The content of Ca(OH)2 of cement pastes under different conditions.
| Project | W/C | Adding dosage (%) | Curing age (d) | Mass change (%) | Ca(OH)2 (%) |
| A0 | 0.25 | — | 7 | −2.43 | 9.99 | A1 | 0.25 | 0.1 | 7 | −2.48 | 10.20 | A2 | 0.25 | 0.2 | 7 | −2.69 | 11.06 | A3 | 0.25 | 0.3 | 1 | −2.24 | 9.21 | A3 | 0.25 | 0.3 | 7 | −2.51 | 10.32 | A3 | 0.25 | 0.3 | 28 | −2.67 | 10.98 | A4 | 0.25 | 0.4 | 7 | −2.50 | 10.28 | B0 | 0.3 | — | 7 | −2.83 | 11.63 | B2 | 0.3 | 0.2 | 7 | −2.87 | 11.80 | B5 | 0.3 | 0.2 | 7 | −2.85 | 11.72 |
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B5: dry mixing; other samples: wet mixing.
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