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

Description

STAR310L

	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