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Old 10-18-2002, 09:14 PM   #1
darrel_s
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Unhappy Need Help Tonight.

Been seeing posts about using vinegar to prep bare metal. Just followed this advise and wiped down some beautiful bare metal parts I am going to paint tonight. Problem is that now every inch of the metal looks like it has a bad case of flash rust in under 5 minutes.

Is the vinegar suppose to do this or did I misunderstand the "vinegar prep" posts? Do I know need to sand everything down again?
Help please.
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Old 10-18-2002, 11:25 PM   #2
Brewski*
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Vinegar causes flash rust just like you said. I think their is a reason for this when the metal is bare but I am not a body man so I do not have an answer for you on this one, but I am curious also. I have heard blacksmiths use this method also before painting any steel parts. You might try the Paint & Body board.

Last edited by Brewski*; 10-19-2002 at 07:48 AM.
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Old 10-19-2002, 12:15 AM   #3
Paul Clark
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Not really sure as to what "flash rust" is.
But - The vinegar will cause the shiny silver metal to turn a golden color. That's a good thing. Don't touch it. Just spray.
You should not let the vinegar "puddle" or it will cause rust.
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Old 10-19-2002, 12:39 AM   #4
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