Physical properties of silica sand number 7 (JIS A1204:2020)
| Properties | Silica sand number 7 |
|---|---|
| Specific gravity | 2·640 |
| Minimum void ratio | 0·671 |
| Maximum void ratio | 1·175 |
| Maximum particle diameter, Dmax: mm | 0·425 |
| Mean particle diameter, D50: mm | 0·202 |
| Effective particle diameter, D10: mm | 0·120 |
| Coefficient of uniformity, Uc | 1·940 |
| Coefficient of curvature, U′c | 0·980 |
| Properties | Silica sand number 7 |
|---|---|
| Specific gravity | 2·640 |
| Minimum void ratio | 0·671 |
| Maximum void ratio | 1·175 |
| Maximum particle diameter, | 0·425 |
| Mean particle diameter, | 0·202 |
| Effective particle diameter, | 0·120 |
| Coefficient of uniformity, | 1·940 |
| Coefficient of curvature, | 0·980 |
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