| Absolute mass density | 2.8 - 3.2 g/m3 at 20˚C |
| Apparent mass density | 0.9 - 1.2 g/m3 at 20˚C |
| Solubility in water | Just 1.5 g/l at 20˚C |
| Granulometry | 20% - 30% of finesse < 5 µm |
| Initial setting time | 60 - 90 minutes |