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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

"Hot Dip Galvanizing of Steel Structures"
by Kuklik & Kudlacek
galv_structures2016

on eBay or Amazon
or AbeBooks

(affil link)

"Handbook of Hot Dip Galvanization"
by Maass & Peissker
galv_hot_dip_handbook2011

on eBay or Amazon
or AbeBooks

(affil link)

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.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey

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