Description
SPARK696LBR
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 | 113 HV | 115 HV | 149 HV | |
| Density | 11.18 g/cm3 | 11.5 g/cm3 | 12.95 g/cm3 | |
| Melting Range | Solidus: 841 °C Liquidus: 934 °C |
Solidus: 850 °C Liquidus: 926 °C |
Solidus: 851 °C Liquidus: 899 °C |

375 ‰