Description
SPARK696LRC
Master alloy for the production of red 375 – 417 – 585 ‰ gold jewellery obtained by investment casting. The elements contained in this product ensure a high deoxidation in casting and a high surface quality, making it suitable for castings with and without stones in place. The use is suggested with the addition of 10 – 20 % of pure silver to the master alloy.
| 375 ‰ | 417 ‰ | 585 ‰ | ||
| Hardness as cast | 114 HV | 110 HV | 131 HV | |
| Density | 11.16 g/cm3 | 11.48 g/cm3 | 12.94 g/cm3 | |
| Melting Range | Solidus: 821 °C Liquidus: 935 °C |
Solidus: 848 °C Liquidus: 925 °C |
Solidus: 870 °C Liquidus: 905 °C |

375 ‰