Research Article
A Novel Prediction Model of Strength of Paste Backfill Prepared from Waste-Unclassified Tailings
Table 1
Physical properties of the materials.
| | Type of material | Density (t/m3) | Bulk density (t/m3) | Porosity (%) |
| | Tailings | 2.85 | 1.55 | 45.61 | | Waste | 2.81 | 1.84 | 34.52 | | Cement | 3.1 | 1.1 | 64.52 |
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