Research Article
Permeability Evolution and Particle Size Distribution of Saturated Crushed Sandstone under Compression
Table 5
The values of those measured parameters to calculate porosity.
| Specimen number | (g) | (kg/m3) | (mm2) | | Specimen height (h) under variable axial stresses (mm) | 0 MPa | 2 MPa | 4 MPa | 8 MPa | 12 MPa | 16 MPa |
| | 1541 | 2518 | 7850 | 0.2 | 133.3 | 112.9 | 103.5 | 96.8 | 93.6 | 91.9 | | 1541 | 2518 | 7850 | 0.4 | 134.9 | 114.1 | 104.5 | 97.6 | 94.2 | 92.2 | | 1541 | 2518 | 7850 | 0.6 | 137.3 | 115.7 | 105.6 | 98.2 | 95.0 | 92.6 | | 1541 | 2518 | 7850 | 0.8 | 141.6 | 119.2 | 108.9 | 99.5 | 96.0 | 93.2 |
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