375 ‰Description
STAR187L
Universal master alloy for the production of red 375 – 417 – 585 ‰ 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 ‰ | ||
| Hardness as cast | n.d. | n.d. | 132 HV | |
| Density | 11.18 g/cm3 | 11.5 g/cm3 | 12.91 g/cm3 | |
| Melting Range | Solidus: 894 °C Liquidus: 959 °C |
Solidus: 895 °C Liquidus: 951 °C |
Solidus: 893 °C Liquidus: 919 °C |
