SM5 is a master alloy for 375-585‰ (9-14 Kt) yellow gold jewelry, designed for mechanical working.
SM5 is suitable for continuous casting and for ingot casting of semi-finished items such as sheet and wire.
The main processes in which SM5 can be used are stamping, massive chain production, blanking, hand production.
The color of 585‰ gold made using SM5 shows a light yellow hue. In title 375‰ the alloy shows a green yellow hue.
The hardness of 375‰ and 585‰ gold alloyed with SM5 can be moderately increased by means of a heat treatment.