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Solution Maintenance of Flux Bath in Galvanizing Process

Please advise the solution maintenance methods of Flux ( Aqueous ZnCl2 + NH4Cl) bath in hot dip Galvanizing(Zn) coatings on steel substrates.

For examples :

1. How to remove Iron impurites from bath?

2. Analysis way of salts in bath (Same as in Acid zinc electroplating solution?)

3. Flux bath's dump cycle decision?

Guk-Kwang Won
- Seoul, Korea

We will have the zinc coating line. So we need some answer for the above mentioned question.

Thanks and best regards,

Nguyen Trung Tuyen
- Viet nam

May , 2009

Hi, folks. letters 31143, 41209, 48597 deal with contamination of galvanizing flux and may be helpful to you. Good luck.

Regards,

Ted Mooney, P.E.
finishing.com
Brick, New Jersey

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