Composite index | Open porosity w, % | General porosity ∏, % | Density, ρ, g/sm3 | Pressure, during compact. MPa | Ultimate strength at compaction MPa | Ultimate strength at bending MPa |
CH-6 (16000) | 0.5 | 3.95 | 2.97 | 30 | 1940 | 490 |