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AURUNA® 503 Rose Gold Electrolyte

AURUNA® 503 Rose Gold Electrolyte

Electrolyte characteristics

Electrolyte type

neutral

Metal content

6 (5 - 7) g/l Au 2.5 (2.0 - 3.0) g/l Cu

pH value

7.5 (7.3 - 7.8)

Operating temperature

65 (60 - 70) °C

Current density range

0.8 (0.6 - 1.2) A/dm²

Deposition rate

approx. 0.25 μm/min at 0.8 A/dm²

Anode material

Pt-Ti (type PLATINODE® Pt/Ti)

Coating characteristics

Coating

Gold Copper

Purity

75 wt.% Au 25 wt.% Cu

Colour of deposit

rose gold

Brightness

bright

Hardness of deposit

380 - 400 HV

Max. coating thickness

approx. 5 μm

Density of the coating

approx. 15 g/cm³