Porta Aurium 2 is a copper-free, gold-reduced universal alloy, which can be used for a wide range of indications for both fixed and removable dental restorations.
Composition (%): | Au 57.1 | Ag 30.5 | Pd 9.0 | In 3.0 | Ru <1.0 |
ISO | 22674:2016 |
Type / Color | 4 / Rich Yellow |
Density (g/cm³) | 14.2 |
Melting Range (Solidus/Liquidus): | 1050 - 1110 °C |
Elastic Modulus (GPa): | 105 |
As Cast Porcelain Fired Hardened | |
Vickers Hardness: | 170 190 210 |
Tensile Strength (MPa): | 550 610 640 |
0.2% Proof Stress (MPa): | 380 460 530 |
Elongation (%): | 13 13 7 |
Investment Material: | Phosphate-bonded / Gypsum-bonded |
Preheating / Burn- out Temperature: | 800 °C |
Crucible | Carbon crucible / Ceramic crucible |
Casting Temperature: | 1250 °C |
Oxidation °C/min/Vacuum: | 800 / 5 / No |
CTE: | (25 – 500 °C): 16.6 x 10-6 /K |
Laser Welding Wire: | Portadur IN |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES