DS-29 Trivalent Blue-White Passivation
Performance & Features
- Hexavalent chromium-free formula
- Excellent corrosion resistance of passivation film
- Strong impurity tolerance to extend bath service life
- Uniform bright blue coating appearance
Operating Parameters
| Item |
Working Range |
| DS-29 Trivalent Blue-White Passivation Concentrate |
6–10% by volume |
| Operating Temperature |
15–35 ℃ |
| pH Value |
2.0–2.5 |
| Immersion Time |
15–35 seconds |
| Agitation |
Mechanical agitation or air agitation |
| Drying Temperature |
70–90 ℃ |