585 ‰Description
STAR347R
Universal master alloy for the production of yellow 585 – 750 ‰ 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.
| 585 ‰ | 750 ‰ | |||
| Hardness as cast | 221 HV | 151 HV | ||
| Density | 15.32 g/cm3 | 16.91 g/cm3 | ||
| Melting Range | Solidus: 828 °C Liquidus: 842 °C |
Solidus: 878 °C Liquidus: 888 °C |
