Zinc plating of strip









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I work in roll manufacturing company. Such ideas are, of course, the harvest of the chemical paranoia that our governments spend so much of your tax money sowing. Please forgive any resultant repetition or failures of chronological order. Expert give me some guides or better methods.

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Stripping Zinc With Vinegar

Greetings Mr Ted, I understand your concern but customer insists on cosmetics. If the plating is not defective, I think it can be a good base for the e-coating, and will offer sacrificial protection. Greetings Mr Ted, I understand your concern but customer insists on cosmetics. Cold prevention tablets are zinc salts.

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Remove zinc plating from steel

You can use sodium hydroxide too. If we can, are there any recommendations of concentration and quantity of the HCl and the amount of water to add. It's not possible to diagnose a finishing problem or the hazards of an operation via these pages. Any mild acid should work fine, including acetic acid a. Cold prevention tablets are zinc salts.

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Description: Hydrogen embrittlement is a very strong possibility. If it was not done in house, then probably the stripping should not be done in house either. This zinc layer if not removed will form "wavy" surface after E-coat, which is considered as NC regardless how good the adhesion. This is needed so I can paint them for an old car restoration. The SDS for Citristrip [linked by editor to product info at Rockler] mentions only organic chemicals, rather than acid or alkali, so I doubt that it will work. Bake soon after strip if you do. Better would be to find painted or black oxided bolts, and if that isn't possible, to send them to a plating shops for stripping may cost more than you like.
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