Acidic electrolyte for decorative, very dark to black coatings up to 0.3 μm layer thickness, degree of blackening adjust- able. Good colour constancy, simple bath maintenance, long lifetime.
| Metal content in the deposit wt.% | Alloy compo- nents | Colour of deposit | Max. coating thickness μm |
Metal content g/l | pH- value | Current density A/dm2 |
Plating speed μm/min approx. values | Tempe- rature °C |
Anode Material |
| >95 | - | Grey to anthracite (black) | 0.3 | 5 (2-10) | 1.2 (0.8-1.3) | 1.0 (0.5-3.0) | 0.12 | 65 (60-70) | Pt/Ti (2.5 μm Pt), Ir MMO PLATINODE® 177 |