Casting Pressure (MPa) | Compressive Strength (MPa) | ||||
Zeolite 0%-Charcoal 30% | Zeolite 5%-Charcoal 25% | Zeolite 10%-charcoal 20% | Zeolite 20%-charcoal 10% | Zeolite 25%-Charcoal 5% | |
5.73 | 18.30 ± 1.32 | 24.78 ± 0.14 | 59.07 ± 5.91 | 138.45 ± 42.50 | 200.91 ± 11.42 |
7.01 | 11.93 ± 2.58 | 24.53 ± 0.80 | 51.65 ± 7.27 | 165.82 ± 6.81 | 160.00 ± 4.37 |
8.28 | 11.61 ± 0.03 | 26.16 ± 3.92 | 50.05 ± 9.10 | 127.28 ± 22.57 | 170.53 ± 10.14 |
9.55 | 11.33 ± 0.52 | 29.03 ± 1.10 | 37.60 ± 5.92 | 166.3 ± 0.38 | 209.27 ± 44.40 |