Porta Norm is a high gold, palladium-free universal alloy for a wide range of indications and suitable for veneering with low-fusing special ceramics and laboratory composites.
Indications*
- Inlays
- Onlays, 3/4 crowns, crowns
- Telescope crowns, conus crowns
- Bridges
- Wide-span bridges
- Cast posts / cores, bars, attachments
- Partial dentures
Technical Data
| Composition (%): | Au 73.8 | Ag 9.2 | Pt 9.0 | Cu 4.4 | Zn 2.0 | In 1.5 | Ir <1.0 |
| ISO | 22674:2016 |
| Type / Color | 4 / Rich Yellow |
| Density (g/cm³) | 16.5 |
| Melting Range (Solidus/Liquidus): | 910 - 990 °C |
| Elastic Modulus (GPa): | 100 |
| As Cast Porcelain Fired Hardened | |
| Vickers Hardness: | 200 225 240 |
| Tensile Strength (MPa): | 630 640 680 |
| 0.2% Proof Stress (MPa): | 420 470 530 |
| Elongation (%): | 12 10 6 |