[tcb] Re: Corroded Aluminum?

  • From: sammie smith <bugcollections@xxxxxxxxxxxxx>
  • To: tcb@xxxxxxxxxxxxx
  • Date: Sun, 13 Apr 2008 20:38:09 -0700 (PDT)

Eric:  The only thing I have ever done is simply polish it.  Use wet sand paper 
and oil.  Start with about 600 grit and if that doesn't cut it off work down 
till you find one that will.  Once you get the corrosion you can reverse the 
process till you get up to about 900-1,000 than finish off with Mothers.

Eric Woodall <eric@xxxxxxxxxxxxxx> wrote:  Does anybody here have any 
experience finishing a corroded piece of 
aluminum?

I have a few pieces of jalousie windows that need to be cleaned up.
They all have lots of corrosion on the surface. In fact upon first 
glance it looks like you could wipe if off with some sand paper or 
scotch bright pads, but it just simply won't come off.

I have read on the internet that hydrochloric acid will remove corroded 
parts of aluminum, but this leaves the aluminum dark gray in color.

So do any of you restoration specialists have any answers?

I can provide a picture of the corroded piece if necessary.


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