AURUNA® 500 LC Rose Gold Electrolyte Rose gold layers for fine jewelry AURUNA® 500 LC is a neutral electrolyte for depositing red 18 carat gold-copper coatings. The electrolyte works with low gold content, has a stable pH-value and works without free cyanide. The alloy is mainly suitable for decorative applications such as jewelry and accessories. The layers are very hard and abrasion-resistant. As low-carat gold-saving coatings, they additionally exhibit a very good resistance to tarnishing and corrosion. Electrolyte characteristics Electrolyte type neutral Metal content 2 (1.5 - 3) g/l Au, 1.5 ( 1.3 - 2) g/l Cu pH value 7.0 (6.8 - 7.2) Operating temperature 57 (55 - 60) °C Current density range 0.4 (0.3 - 1.0) A/dm² Plating speed: approx. 0.12 μm/min at 0.4 A/dm² Coating characteristics
