Fire barrier 135 | Meycofireshield 1350 | Slag geopolymer | Metakaolin geopolymer | |
Thermal conductivity at 300 Κ (W∙m−1∙K−1) | 0.185 | 0.41 | 0.16 | 0.21 |
Density (kg/m3) | 1150 | 1200 - 1800 | 1800 | 1700 |
Young modulus Ε (MPa) | 4050 | 7900 | 3300 | 3000 |
Compressive/tensile strength (MPa) | 9/0.8 | 15 - 18/1.5 | 8.7/0.94 | 9/1 |
Porosity (%) | 66 | 52 | 40 | 29 |
Hardness | 90 Shore A | - | 70 shore A | 90 shore A |
Cold water absorption % | 49% | 18% | 18 % | 8.7% |