Simidur A is a copper-free universal alloy, which can be used for a wide range of indications. The low density makes this alloy economical. It can be veneered with low-fusing special ceramics.
| Composition (%): | Ag 54.7 | Pd 39.0 | Zn 3.0 | Sn 2.0 | In 1.3 |
| ISO | 22674:2016 |
| Type / Color | 4 / White |
| Density (g/cm³) | 10.7 |
| Melting Range (Solidus/Liquidus): | 1100 - 1170 °C |
| Elastic Modulus (GPa): | 95 |
| As Cast Porcelain Fired Hardened | |
| Vickers Hardness: | 190 220 240 |
| Tensile Strength (MPa): | 560 640 660 |
| 0.2% Proof Stress (MPa): | 380 450 470 |
| Elongation (%): | 15 11 10 |