| Composition: | Au 75.0 / Pd 19.0 / In 2.0 / Sn 2.0 / Cu 0.4 / Ag 1.0 / Ir 0.05 / Zn 0.5 / Ru 0.05 |
| Standard: | DIN EN ISO 22674 and DIN EN ISO 9693 |
| Colour: | white |
| Melting range °C: | 1255–1125 |
| Soft annealing: | 15 mins at 850 °C / quench in water |
| Hardening: | 15 mins at 550 °C / air |
| Preheating temperature °C: | 850 |
| Casting temperature °C: | 1380 |
| Further heating after melting (secs): | electr.: 90–120 inductive: 10–15 flame: 10–15 |
| Density g/cm3: | 16.5 |
| CTE 25°C–500°C (µm/mK): | 13.9 |
| CTE 25°C–600°C (µm/mK): | 14.3 |
| Soldering before firing: | Orplid Ceramic solder 1020 |
| Soldering after firing: | Orplid solder 760 |
| Vickers hardness (HV 5/30): | w: 125 a: 240 g/b: 220/240 |
| 0.2% proof stress (MPa): | w: 297 a: 605 g/b: 510/585 |
| Elongation at break (%): | w: 35 a: 14 g/b: 17/19 |
| Spruing: | Following the rules for dental applications (see General Instructions for Use) |
| Investment: | Phosphate-bonded investment materials |
| Preheating: | 850 °C, 30 to 120 mins until end temperature, depending on size of mould |
| Casting: | 1380 °C, possibly increase by 20°C–30°C for resistance-heated vacuum pressure casting. Graphite crucible or open flame with ceramic crucible |
| Finishing: | With carbide burs and/or ceramic-bonded stones. Always grind in one direction only! Sandblasting at a flat angle, using 50–125 µm aluminium oxide. Pressure should not exceed 2 bar |
| Cleaning: | Steam jet cleaning or boiling in distilled water |
| Oxide firing: | 5 mins at 950°C without vacuum. Afterwards, always clean in a preheated acid bath, e.g. Neacid, (for 10 mins) or sandblast with 50–110 µm aluminium oxide. Pressure should not exceed 2 bar. Clean thoroughly with a steam jet |
| Soldering before firing: | Orplid Ceramic solder 1020 |
| Soldering after firing: | Orplid solder 760 |
| Firing: | For normally expanding ceramic materials |