At 5:27 PM -0800 1/13/00, King wrote:
>Does anyone have any experience with cleaning metal using muratic acid?I
>want to clean a crank shaft that has surface rust and was thinking of mixing
>up a solution of acid and putting the whole crank into it for a period of
>time until the acid does it's job.What I am wondering is does it affect the
>metalurgy at all and what can be used as a neutralizer after.Also what would
>be a strong enough solution of acid % to use?
I'd be concerned about the acid etching the machined surfaces of the
bearing points myself. Protecting the journal points would be
important. Have you checked with a machine shop about this. It may be
a good idea to get the crank magnafluxed while you have it out of the
engine.
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