Portadur P2 is a high gold, palladium-free casting alloy with a warm golden colour. The mechanical and physical properties of this alloy allow the production of even long-span restorations.
Composition (%): | Au 71.0 | Ag 12.2 | Cu 12.2 | Pt 2.5 | Pd 1.5 | Zn <1.0, Ir <1.0 |
ISO | 22674:2016 |
Type / Color | 4 / Rich Yellow |
Density (g/cm³) | 15.5 |
Melting Range (Solidus/Liquidus): | 890 - 930 °C |
Elastic Modulus (GPa): | 100 |
As Cast Softened Hardened | |
Vickers Hardness: | 230 160 230 |
Tensile Strength (MPa): | 670 490 700 |
0.2% Proof Stress (MPa): | 560 350 560 |
Elongation (%): | 19 26 11 |