d.SIGN 53
d.SIGN 53 is a palladium-based ceramic alloy. Its low density together with excellent flow properties enable easy and economical processing.
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 (%): | Pd 53.8 | Ag 34.9 | Sn 7.7 | In 1.7 | Zn 1.2 | Pt <1.0, Re <1.0, Ru <1.0, Li <1.0 |
| ISO | 22674:2016 |
| ADA Class: | Noble |
| Type / Color: | 4 / White |
| Density (g/cm³) | 10.8 |
| Melting Range (Solidus/Liquidus): | 1180 - 1270 °C |
| Elastic Modulus (GPa): | 132 |
| Porcelain Fired Hardened | |
| Vickers Hardness: |
250 295 |
| Tensile Strength (MPa): | 730 770 |
| 0.2% Proof Stress (MPa): | 545 600 |
| Elongation (%): | 10 10 |
Advantages
- Economical due to low density
- Excellent melting and flow properties
- Light oxide
- Compatible with conventional metal-ceramics (e.g. IPS Style)
- Tested biocompatibility
Processing Data
| Investment Material: | Phosphate-bonded |
| Preheating / Burn- out Temperature: | 750 - 820 °C |
| Crucible | Ceramic crucible |
| Casting Temperature: | 1325 - 1390 °C |
| Oxidation °C/min/Vacuum: | 1010 / 10 / No |
| CTE: | (25 – 500 °C): 14.8 x 10-6 /K |
| Recommended Metal Ceramic: | IPS Style, IPS InLine One, IPS InLine, IPS Classic |
| Laser Welding Wire: | Laser Ceramic Yellow |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES