Table 1.
The characteristics and properties of aggregates.
| Property | Value | Requirement | Test standard |
|---|---|---|---|
| Specific gravity of coarse aggregate | 2.641 | – | ASTM C127 |
| Specific gravity of fine aggregate | 2.623 | – | ASTM C128 |
| Coarse aggregate angularity (%) | 100/100 | Min. 95/90 | ASTM D5821 |
| Fine aggregate angularity (%) | 52 | Min. 45 | ASTM D1252 |
| Sand equivalent (%) | 68 | Min. 45 | ASTM D2419 |
| Los Angeles abrasion (%) | 23 | Max. 30 | ASTM C131 |
| Flat and elongated particles (%) | 0.1 | Max. 10 | ASTM D4791 |
| Sodium sulfate soundness (%) | 0.2 | Max. 15 | ASTM C88 |