Table 5.
Properties | Black | White |
---|---|---|
Volume (mm3) | 1.32 ± 0.11 | 1.35 ± 0.12 |
Kernel density (kg/m3) | 757.47 ± 31.32 | 752.09 ± 31.88 |
Bulk density (kg/m3) | 426.50 ± 2.61 | 431.0 ± 4.45 |
Porosity (%) | 41.41 ± 2.11 | 39.05 ± 2.32 |
Projected area (cm2) | 1.48 ± 0.04 | 1.65 ± 0.05 |
Terminal velocity (m/s) | 8.42 ± 0.10 | 8.49 ± 0.21 |
Repture stregth (N) | 1.77 ± 0.14 | 2.06 ± 0.21 |