R·G-138 High-Corrosion-Resistance Trivalent Blue-White Passivation
Performance & Features
- No post-sealing required; more than 120 hours neutral salt spray resistance before white rust formation.
- Long bath service life with low aging tendency.
- The passivation film meets the corrosion resistance requirements of automotive industry specifications.
Operating Parameters
| Item |
Working Range |
| R·G-138 Trivalent Blue-White Passivation Concentrate |
5–10% by volume |
| Immersion Time |
30–60 seconds |
| pH Value |
1.8–3.0 |
| Operating Temperature |
25–35 ℃ |