Skip to main content Skip to primary navigation

AURUNA® 215 Gold Iron Indium Electrolyte

AURUNA® 215 Gold Iron Indium Electrolyte

Electrolyte characteristics

Electrolyte type

Weakly acidic

Metal content

2.5 (2.0 - 3.0) g/l Au 0.5 (0.4 - 0.6) g/l Fe 1.0 (0.8 - 1.2) g/l In

pH value

4.0 (3.8 - 4.5)

Operating temperature

35 (30 - 35) °C

Current density range

1.5 (0.5 - 2.0) A/dm²

Plating speed

Approx. 0.14 μm/ min at 1.5 A/dm²

Anode material

Pt-Ti, MMO (type PLATINODE® 147)

Coating characteristics

Coating

Gold-iron-indium

Alloy composition

98.5 weight % Au 1.4 weight % Fe 0.05 weight % In

Colour of deposit

Approx. 1N - 2N

Brightness

Bright

Hardness

220 HV

Max. coating thickness

3 μm

Density of the coating

Approx. 17.5 g/cm³