Research Article
Mesoscopic Fracture Model of Coarse Aggregate Interlocking Concrete
Table 1
Mechanical properties of Portland cement (MPa).
| Flexural strength (MPa) | Compressive strength (MPa) | Fineness | Setting time (h: m) |
| 3 days | 28 days | 3 days | 28 days | 1.8 | Initial setting | Final setting | 5.2 | 7.1 | 22.1 | 51.8 | 0 : 46 | 1 : 33 |
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