| Sieve Diameter (mm) | Passing Granule Per Cent (%) | ||
| Sand | Ground Corn Cob | Mixture (60% Sand and 40% Corn Cob) | |
| 16 | 100 | 100 | 100 |
| 8 | 100 | 30 | 72 |
| 4 | 95 | 10 | 61 |
| 2 | 83 | 4 | 51 |
| 1 | 56 | 2 | 34.4 |
| 0.5 | 20 | 0.5 | 12.4 |
| 0.25 | 4 | 0.36 | 5.54 |
| Under sieve | 0 | 0 | 0 |