| Typical Physical Properties | Hydrostone | Tuf Stone |
| Use Consistency (cc) | 32 | 32 |
| Set Time - Vicat (minutes) | 17-20 | 25-30 |
| Wet Density (lb./ft³) | 119.4 | 122 |
| Dry Density (lb./ft³) | 108.7 | 112 |
| Dry Compressive Strength (psi) | 10,000 | 10,040 |
| Dry Tensile Strength (psi) | 1,531 | 2,504 |
| Dry Impact Strength (g/cm) | 1,092 | 3,303 |