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d.SIGN 91
d.SIGN 91 is an extra hard, reduced-gold ceramic alloy, suitable for use with conventional metal-ceramics. The mechanical properties make it suitable for a wide range of indications.
Indications*
- Onlays, ¾ crowns, crowns
- Telescope crowns, conus crowns
- Bridges
- Wide-span bridges
- Cast posts / cores, bars, attachments
- Implant-supported superstructures
- Partial dentures
Technical Data
| Composition (%): | Au 60.0 | Pd 30.6 | In 8.4 | Ga 1.0 | Re <1.0, Ru<1.0 |
| ISO | 22674:2016 |
| ADA Class: | High Noble |
| Type / Color: | 5 / White |
| Density (g/cm³) | 14.3 |
| Melting Range (Solidus/Liquidus): | 1125 - 1265 °C |
| Elastic Modulus (GPa): | 152 |
| Porcelain Fired Hardened | |
| Vickers Hardness: | 250 280 |
| Tensile Strength (MPa): | 720 770 |
| 0.2% Proof Stress (MPa): | 530 575 |
| Elongation (%): | 14 12 |
Advantages
- Ag-free
- Extra hard
- Excellent casting and flow properties
- Compatible with conventional metal-ceramics (e.g. IPS Style)
- Certified biocompatibility
Processing Data
| Investment Material: | Phosphate-bonded |
| Preheating / Burn- out Temperature: | 750 - 820 °C |
| Crucible | Ceramic crucible |
| Casting Temperature: | 1330 - 1380 °C |
| Oxidation °C/min/Vacuum: | 950 / 1 / No |
| CTE: | (25 – 500 °C): 14.1 x 10-6 /K |
| Recommended Metal Ceramic: | IPS Style, IPS InLine One, IPS InLine, IPS InLine PoM, IPS Classic, IPS d.SIGN |
| Laser Welding Wire: | Laser Ceramic White |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES
Instructions for Use
