SheraHard-Rock Die Stone Golden Brown (18Kg Carton)
Super hard stone, superior quality:
~ For implant work, sectioned and master model
~ Good thixotrope quality and very good flow characteristic
~ Can be scanned with several systems
~ Ideal for plastic basing systems
~ Extreme easy processing
Technical specification
| mixing ratio (powder : distilled water) | 100 : 20 |
| hardness after 2 h (MPa; N/mm2) | 300 |
| hardness after 24 h (MPa; N/mm2) | 320 |
| compressive strength after 1 h (MPa; N/mm2) | 70 |
| compressive strength after 1 h (psi) | 10,150 |
| setting expansion after 2 h (%) | < 0.10 |
| working time (min) | 5.0 – 6.0 |
| end of setting (min) | approx. 30 |