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JH-C3 film-formation agent is brown liquid. The use of the film forming agent produces a bright yellow film on aluminum and aluminum alloys, which has excellent corrosion resistance and has good adhesion to coatings and plastic coatings. |
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1. Bath Composition (For make-up): |
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JH-C3 Water
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Dip tank type 8 g/L~15 g/L Margin |
Spray-type
8 g/L~10 g/L Margin |
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2. Processing Parameters: |
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JH-C3 pH value F— Temperature Time
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Dip tank type 10 g/L~30 g/L 1.5~2.2 0.3 g/L~1.0 g/L 10 ℃~30 ℃ 3 min～10 min
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Spray-type 8 g/L~15 g/L 1.5~2.2 0.5 g/L~0.8 g/L 10 ℃~30 ℃ 1 min～3 min
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3. Bath Maintenance: |
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1. If pH is high in production, it can be reduced by nitric acid. 2. According to the analysis, add JH-C3, usually half a barrel or a barrel each time. 3. Avoid other tank fluids from mixing into the liquid. 4. The production process will bring into the machinery, debris, dust and other insoluble substances, tank liquid should be cleaned regularly.
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