Protocol is a palladium-based ceramic alloy, compatible with conventional metal-ceramics. Its mechanical properties and good flow properties allow accurately fitting casting objects to be produced.
| Composition (%): | Pd 75.2 | Au 6.0 | Ag 6.5 | In 6.0 | Ga 6.0 | Ru <1.0, Li <1.0 |
| ISO | 22674:2016 |
| ADA Class: | Noble |
| Type / Color: | 4 / White |
| Density (g/cm³) | 11.3 |
| Melting Range (Solidus/Liquidus): | 1270 - 1310 °C |
| Elastic Modulus (GPa): | 134 |
| Porcelain Fired | |
| Vickers Hardness: | 235 |
| Tensile Strength (MPa): | 745 |
| 0.2% Proof Stress (MPa): | 500 |
| Elongation (%): | 30 |