Casting Pressure (MPa) | Porosity (%) | ||||
Zeolite 0%-Charcoal 30% | Zeolite 5%-Charcoal 25% | Zeolite 10%-charcoal 20% | Zeolite 20%-charcoal 10% | Zeolite 25%-Charcoal 5% | |
5.73 | 40.59 ± 1.22 | 49.04 ± 0.10 | 41.48 ± 1.38 | 38.13 ± 0.11 | 30.41 ± 0.13 |
7.01 | 42.41 ± 0.05 | 46.56 ± 0.13 | 43.31 ± 0.14 | 37.78 ± 0.15 | 35.42 ± 0.87 |
8.28 | 42.99 ± 0.36 | 49.98 ± 0.29 | 48.27 ± 0.96 | 37.25 ± 0.50 | 31.66 ± 1.58 |
9.55 | 39.99 ± 0.99 | 47.77 ± 0.04 | 45.60 ± 0.46 | 39.55 ± 1.77 | 29.92 ± 0.79 |