Crystacal R is a formulated hemihydrate plaster (CaSO4.1/2H2O) and is produced from naturally occurring high-purity gypsum minerals. It is a hard plaster from the Saint-Gobain Formula range.
Very White, Crystacal R plaster is used to make hard casts with fine reproduction of detail. It is used in the manufacture of glass-reinforced gypsum (GRG) structures, decorative plasterwork, giftware, dental models, and more.
Widely used as a class 3 dental plaster, it is also used for study models, as it is very white.
Dental use:
- Prosthetic models
- Partial models
- Opposing models
- Orthodontics
- Cobalt chrome models
- Study models
Specification:
- Plaster/Water Ratio: 100/35
- Working Time: 15 Minutes
- Demould Time: 18 Minutes
- Expansion: 0.4%
- Compressive Strength: 55 Mpa
