| This product is a brown liquid, capable to form a bright yellowish film on the aluminum profile, which is featured by its excellent anti-corrosion property and strong adhension to the painting and plastic coating on the aluminum profile. |
| 1. Bath Composition (For make-up): |
| |
JH-C3
Water
|
20g/L
balance |
| 2. Processing Parameters: |
| |
JH-C3
pH value
F-
Temperature
Time
|
20-30g/L
1.5-2.2
0.3-0.6g/L
20-30℃
3-10min |
| 3. Bath Maintenance: |
|
(1) The pH value is adjusted with nitric acid.
(2) Make compensation of JH-C3 according to the test.
(3) Avoid mixing with other bath liquid.
(4) The bath liquid should be cleaned up regularly, because impurities, dust and so may contaminate bath liquid during the production process.
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