Description
SPARK184LR
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.
| 375 ‰ | 417 ‰ | 585 ‰ | ||
| Hardness as cast | 108 HV | 108 HV | 140 HV | |
| Density | 11.13 g/cm3 | 11.4 g/cm3 | 12.95 g/cm3 | |
| Melting Range | Solidus: 850 °C Liquidus: 940 °C |
Solidus: 860 °C Liquidus: 930 °C |
Solidus: 842 °C Liquidus: 905 °C |

375 ‰