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4all
4all is a nickel-chromium ceramic alloy. The reduced hardness makes it easy to process and the excellent melting and flow properties enable accurately fitting restorations.
Indications*
- Telescope crowns, conus crowns
- Bridges
- Wide-span bridges
- Cast posts / cores, bars, attachments
Technical Data
| Composition (%): | Ni 61.4 | Cr 25.7 | Mo 11.0 | Si 1.5 | Mn <1.0, Al <1.0, C <1.0 |
| ISO | 22674:2016 |
| ADA Class | Base Metal |
| Type / Color | 4 / White |
| Density (g/cm³) | 8.4 |
| Melting Range (Solidus/Liquidus): | 1260 - 1350 °C |
| Elastic Modulus (GPa): | 200 |
| Porcelain Fired | |
| Vickers Hardness: | 235 |
| Tensile Strength (MPa): | 720 |
| 0.2% Proof Stress (MPa): | 375 |
| Elongation (%): | 12 |
Advantages
- Reduced hardness
- Easy to divest
- Excellent melting and flow properties
- Compatible with conventional metal-ceramics (e.g. IPS Style® and laboratory composites (e.g. SR Nexco®)
- Certified biocompatibility
Processing Data
| Investment Material: | Phosphate-bonded |
| Preheating / Burn- out Temperature: | 800 - 850 °C |
| Crucible | Ceramic crucible |
| Casting Temperature: | 1405 - 1465 °C |
| Oxidation °C/min/Vacuum: | 950 / 1 / Yes |
| CTE: | (25 – 500 °C): 13.9 x 10-6 /K |
| Recommended Metal Ceramic: | IPS Style, IPS InLine One, IPS InLine, IPS InLine PoM, IPS Classic, IPS d.SIGN |
| Recommended Lab Composite: | SR Nexco |
| Laser Welding Wire: | Laser Ceramic White |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES
Instructions for Use
