Research Article
Study on Durability of Concrete under Alkali-Aggregate Reaction
Table 1
The main physical properties of cement table.
| Cement | Setting time (min) | Compressive strength (MPa) | Flexural strength (MPa) | Finely | Initial setting | Final set | 3 d | 28 d | 3 d | 28 d | Sieve |
| P.S.A32.5 | Measured value | 169 | 471 | 13.0 | 39.9 | 3.4 | 7.0 | 6 | Standard values | ≥45 | ≤600 | 10.0 | 32.5 | 2.5 | 5.5 | ≤10 | P.O42.5 | Measured value | 148 | 335 | 22.6 | 49.4 | 4.6 | 8.0 | 3 | Standard values | ≥45 | ≤600 | 17.0 | 46.5 | 3.5 | 6.5 | ≤10 |
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