Physical properties of copper slag
| Property | Value |
|---|---|
| Grain size analysis | |
| Gravel size: % | 1.00 |
| Sand size: % | 98.9 |
| Silt and clay sizes: % | 0.05 |
| Hardness on Moh’s scale | 6.5–7.0 |
| Specific gravity | 3.6 |
| Plasticity index | Non-plastic |
| Swelling index | Non-swelling |
| Granule shape | Angular with sharp edges |
| Maximum dry density: kN/m3 | 23.5 |
| Optimum moisture content: % | 6 |
| Direct shear test | |
| Cohesion: kN/m2 | 0 |
| Angle of internal friction: ° | 40 |
| Coefficient of permeability, k | 1.54 × 10−2 cm/s |
| CBR: % | 3.5 |
| Property | Value |
|---|---|
| Grain size analysis | |
| Gravel size: % | 1.00 |
| Sand size: % | 98.9 |
| Silt and clay sizes: % | 0.05 |
| Hardness on Moh’s scale | 6.5–7.0 |
| Specific gravity | 3.6 |
| Plasticity index | Non-plastic |
| Swelling index | Non-swelling |
| Granule shape | Angular with sharp edges |
| Maximum dry density: kN/m3 | 23.5 |
| Optimum moisture content: % | 6 |
| Direct shear test | |
| Cohesion: kN/m2 | 0 |
| Angle of internal friction: ° | 40 |
| Coefficient of permeability, | 1.54 × 10−2 cm/s |
| CBR: % | 3.5 |
CBR, California bearing ratio
(Courtesy: Sterilite Industries Ltd, Tuticorin, Tamil Nadu, India)
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