SPARK322I

Master alloy for the production of yellow 375 – 417 – 585 – 750 ‰ gold jewellery obtained by investment casting. The elements contained in this product ensure a high deoxidation in casting and a high surface quality, making it suitable for castings with and without stones in place.

375 ‰

417 ‰

585 ‰

750 ‰

Hardness as cast

122 HV

131 HV

142 HV

175 HV

Density

11.21 g/cm3

11.53 g/cm3

12.98 g/cm3

15.41 g/cm3

Melting Range

Solidus: 767 °C
Liquidus: 871 °C

Solidus: 801 °C
Liquidus: 877 °C

Solidus: 793 °C
Liquidus: 855 °C

Solidus: 801 °C
Liquidus: 860 °C

Description

SPARK322I

	375 ‰	417 ‰	585 ‰	750 ‰
Hardness as cast	122 HV	131 HV	142 HV	175 HV
Density	11.21 g/cm3	11.53 g/cm3	12.98 g/cm3	15.41 g/cm3
Melting Range	Solidus: 767 °C Liquidus: 871 °C	Solidus: 801 °C Liquidus: 877 °C	Solidus: 793 °C Liquidus: 855 °C	Solidus: 801 °C Liquidus: 860 °C