
LW-15 is a kind of brownish liquid which can form a bright yellowish film on the surface of aluminum and aluminum alloy. This film has excellent corrosion resistance and good adhesion with coating and plastic coating.
| Bath Make-up: | ||
|---|---|---|
| Name | Quantity | Unit |
| LW-15 | 20 | g/L |
| should apply special additive for new bath make-up | ||
| Water | Balance | |
| Operating Conditions: | ||
| Name | Quantity | Unit |
| LW-15 | 15-40 | g/L |
| PH | 1.9-2.4 | |
| F- | 0.25-0.7 | g/L |
| Temperature | 20-30 | ℃ |
| Time | Depends on the depth of color | |
| Solution Maintenance: | ||
| 1、Adjust PH with nitric acid. | ||
| 2、Replenish the LW-15 according to the analytical result of solution. | ||
| 3、Avoid mixing with other solution. | ||
| 4、It is inevitable to bring in some insoluble substances such as mechanical debris and dust in the production process, so the bath solution should be filtered and cleaned up in time. | ||
| Packaging and Storage: | ||
| Package: Plastic barrel (25kg/barrel) | ||
| Storage: Suggested to store in cool, dry and well ventilated place; away from fire and heat source. | ||