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topic 10260

Chemicals used in phosphating


 

Please clarify some of my problems such as:

1)what are the chemicals used in zinc phosphating, cleaners and passivation? Kindly give me complete details regarding base chemicals used in phosphating process and cleaners including the proportion of chemicals.

Beesetty Laxminarayan
- Jamshedpur, Jharkand, India


 

No can do, Mr. Laxminarayan. Here is the USA almost everyone uses proprietary (trade secret) formulations. If anyone cares to reference publications, that would be fine, but to give detailed formulations without attribution could violate patents or trade secrets.

Ted Mooney, finishing.com Teds signature
Ted Mooney, P.E.
finishing.com
Pine Beach, New Jersey


 

Chemetall Oakite will be able to answer you.

Amy Onkalo
- Baraga, Michigan, USA



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