BioUniversal KFG+ is a reduced-gold universal alloy for the economical production of restorations using the milling and double crown techniques. This alloy is suitable for veneering with low-fusing special ceramics and laboratory composites.
Indications*
- Telescope crowns, conus crowns
- Bridges
- Wide-span bridges
- Cast posts / cores, bars, attachments
- Implant-supported superstructures
- Partial dentures
Technical Data
| Composition (%): | Au 37.7 | Pd 15.9 | Ag 32.6 | In 12.2 | Pt <1.0, Ir <1.0, Rh <1.0, Sn <1.0, Li <1.0, Fe <1.0, Nb <1.0 |
| ISO | 22674:2016 |
| ADA Class | Noble |
| Type / Color | 4 / Yellow |
| Density (g/cm³) | 12.2 |
| Melting Range (Solidus/Liquidus): | 920 - 995 °C |
| Elastic Modulus (GPa): | 95 |
| As Cast Porcelain Fired Hardened | |
| Vickers Hardness: | 230 200 225 |
| Tensile Strength (MPa): | 600 560 610 |
| 0.2% Proof Stress (MPa): | 470 430 495 |
| Elongation (%): | 5 5 3 |
Advantages
- Economical use due to low density
- Cu-free
- Excellent milling characteristics, especially for the double crown technique
- Compatible with low-fusing special ceramics and laboratory composites (e.g. SR Nexco)
- Tested biocompatibility
Processing Data
| Investment Material: | Phosphate-bonded / Gypsum-bonded |
| Preheating / Burn- out Temperature: | 625 - 710 °C |
| Crucible | Ceramic crucible |
| Casting Temperature: | 1060 - 1120 °C |
| Oxidation °C/min/Vacuum: | 700 / 1 / Yes |
| CTE: | (25 – 500 °C): 17.0 x 10-6 /K |
| Recommended Lab Composite: | SR Nexco |
| Laser Welding Wire: | Laser C&B Yellow |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES