375 ‰Description
STAR310L
Universal master alloy for the production of yellow 375 – 417 – 585 – 917 ‰ gold jewellery obtained by investment casting and mechanical working. The elements contained in this product ensure a high surface quality in investment casting, while in mechanical working a high deformation capability thanks the small grain structure, making it suitable for the production of hand and machine made hollow and solid chains, deep drawn items and tube.
| 375 ‰ | 417 ‰ | 585 ‰ | 917 ‰ | |
| Hardness as cast | 105 HV | 103 HV | 120 HV | 86 HV |
| Density | 10.91 g/cm3 | 11.38 g/cm3 | 12.81 g/cm3 | 17.81 g/cm3 |
| Melting Range | Solidus: 841 °C Liquidus: 905 °C |
Solidus: 829 °C Liquidus: 908 °C |
Solidus: 825 °C Liquidus: 877 °C |
Solidus: 915 °C Liquidus: 955 °C |
