WA-97 Cyanide Copper Brightener
Performance & Features
- Excellent gloss; fully bright deposits can be obtained within the entire operating window.
- Non-brittle coatings, stable bath performance and easy operation.
- Low porosity, superior throwing power, current efficiency over 85%.
- Good compatibility with domestic and foreign similar copper brighteners.
Operating Parameters
| Item |
Concentration & Range |
| Cuprous Cyanide |
50–75 g/L |
| Free Sodium Cyanide |
10–15 g/L |
| WA-97 Make-up Agent |
10–12 mL/L |
| Operating Temperature |
50–65 ℃ |
| Cathode Current Density |
0.3–3 A/dm² |
| Cathode to Anode Area Ratio |
1 : 2.5 ~ 3 |
| Agitation |
Cathode movement or air agitation (required) |