Optivest, a phosphate bonded special investment material for duplicate models and casting molds for the CoCr model casting technique. Highly accurate fine grain for detailed smooth surface reproductions of high precision fit. Particularly suitable in combination with silicone duplicating materials. Especially for non precious alloys. High temperature stability
Proccessing time 3-4mins; Thermal expansion 0.7 – 1.8%; Comprehensive strength between 5-20MPa.