Old 06-24-2007, 07:01 AM
  #5  
INXS2
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Join Date: Mar 2006
Location: Minnesota
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Alumi-prep is what we use in the aviation business to remove corrosion from aluminum. It's an acid base etch, wash it off with water after etching, then seal with some sort of wax or polish. Lots of elbow grease goes into preping the area.
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