METASU CR-UA / I
Sealer for trivalent chromium black passivation
<Characteristics>
- Finishing agent that contains trivalent chrome for trivalent chromium black passivation.
- Ideal finishing after trivalent chromium black passivation.
- Produces superb appearance.
- Enhances resistance to scratches and corrosion.
- Conventional chromating equipment can be used.
Product Specifications
Attributes
| Appearance | Dark green acidic liquid (METASU CR-UA） Colorless transparent neutral liquid (METASU CR-I） |
|---|
Bath makeup conditions
<For barrel>
| Chemicals used | Usage range |
|---|---|
| METASU CR-UA | 100 – 250ml/L |
| METASU CR-I | 0 – 20ml/L |
<For rack>
| Chemicals used | Usage range |
|---|---|
| METASU CR-UA | 30 – 80ml/L |
Usage conditions
| Item | Range | Remark |
|---|---|---|
| Process temperature | 30 – 45°C | |
| Process time | 3 – 5 seconds | |
| pH | 3.5 – 4.5 | |
| Agitation | Yes | Use air agitation or pump agitation. |
| Drying | Yes | Dry at high temperature (80°C and above). Recommended drying time is 5 minutes or more. |
Inquiry about the product
Feel free to contact us if you have any questions or matters to discuss.
