Research Article
Green Concrete from Sustainable Recycled Coarse Aggregates: Mechanical and Durability Properties
Table 3
Physical properties of natural and recycled coarse aggregate.
| Parameters | Natural aggregate | Recycled aggregate | Unwashed | Unwashed | Washed | 20 mm | 10 mm | 20 mm | 10 mm | 20 mm | 10 mm |
| Fineness modulus | 6.95 | 6.44 | 6.89 | 6.13 | 6.77 | 6.06 | Specific gravity | 2.67 | 2.66 | 2.40 | 2.36 | 2.50 | 2.46 | Bulk density (kg/L) | 1.564 | 1.557 | 1.436 | 1.350 | 1.440 | 1.365 |
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