Description
SPARK338H
Master alloy for the production of yellow 750 – 917 ‰ 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.
| 750 ‰ | 917 ‰ | |||
| Hardness as cast | 149 HV | 82 HV | ||
| Density | 15.29 g/cm3 | 17.84 g/cm3 | ||
| Melting Range | Solidus: 876 °C Liquidus: 888 °C |
Solidus: 944 °C Liquidus: 970 °C |

750 ‰