375 ‰Description
SPARK215
Master alloy for the production of white 375 – 417 – 585 – 750 ‰ 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 ‰ | 750 ‰ | |
| Hardness as cast | 111 HV | 120 HV | 135 HV | 198 HV |
| Density | 11.02 g/cm3 | 11.02 g/cm3 | 12.74 g/cm3 | 14.63 g/cm3 |
| Melting Range | Solidus: 968 °C Liquidus: 1040 °C |
Solidus: 968 °C Liquidus: 1040 °C |
Solidus: 908 °C Liquidus: 954 °C |
Solidus: 896 °C Liquidus: 917 °C |
