Oxidation

[Roy J. Tellason]

On Sunday 18 January 2009 11:23:42 pm Mike Loewen wrote:
>     I'm in the process of rejuvenating an IBM model 29 keypunch, and a
> couple of areas have some sort of oxidation on them.  The card drum is the
> worst:
>
> http://sturgeon.css.psu.edu/~mloewen/CardDrum.jpg
>
>     The steel parts are fine, but the rest has a white material over most
> of it.  I'm not sure what sort of metal it is, looks a bit dark for
> aluminum but the white material looks similar to aluminum oxidation.

I'll bet that stuff's galvanized (zinc-plated).

> What's a good approach to cleaning it up?

Steel wool?



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