BioUniversal PKF is a high gold universal alloy. Its palladium and copper-free composition allows for a wide range of indications for both fixed and removable dental restorations.
Composition (%): | Au 75.0 | Ag 11.9 | Pt 8.6 | Zn 2.0 | In <1.0, Ir <1.0, Fe <1.0, Ta <1.0, Rh <1.0 |
ISO | 22674:2016 |
ADA Class | High Noble |
Type / Color | 4 / Yellow |
Density (g/cm³) | 16.8 |
Melting Range (Solidus/Liquidus): | 930 - 1010 °C |
Elastic Modulus (GPa): | 100 |
As Cast Porcelain Fired Hardened | |
Vickers Hardness: | 165 125 200 |
Tensile Strength (MPa): | 470 390 500 |
0.2% Proof Stress (MPa): | 365 200 375 |
Elongation (%): | 10 18 10 |
Investment Material: | Phosphate-bonded / Gypsum-bonded |
Preheating / Burn- out Temperature: | 650 - 760 °C |
Crucible | Carbon crucible / Ceramic crucible |
Casting Temperature: | 1070 - 1150 °C |
Oxidation °C/min/Vacuum: | 800 / 3 / Yes |
CTE: | (25 – 500 °C): 15.9 x 10-6 /K |
Laser Welding Wire: | Laser C&B Yellow |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES