STAR315L

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

110 HV

127 HV

87 HV

Density

11.05 g/cm3

11.36 g/cm3

12.84 g/cm3

17.76 g/cm3

Melting Range

Solidus: 817 °C
Liquidus: 903 °C

Solidus: 813 °C
Liquidus: 894 °C

Solidus: 824 °C
Liquidus: 872 °C

Solidus: 932 °C
Liquidus: 957 °C

Description

STAR315L

	375 ‰	417 ‰	585 ‰	917 ‰
Hardness as cast	110 HV	110 HV	127 HV	87 HV
Density	11.05 g/cm3	11.36 g/cm3	12.84 g/cm3	17.76 g/cm3
Melting Range	Solidus: 817 °C Liquidus: 903 °C	Solidus: 813 °C Liquidus: 894 °C	Solidus: 824 °C Liquidus: 872 °C	Solidus: 932 °C Liquidus: 957 °C