View Single Post
  #4 (permalink)  
Old 01-04-2007, 01:12 PM
jrow jrow is offline
Experienced Metal Finisher
 
Join Date: Jul 2005
Posts: 457
jrow will become famous soon enoughjrow will become famous soon enough
Default Re: Dark Patchey Spoty Blochy

clayboyrat,

Could the blotchiness be caused by some type of lubricant staining the aluminum? If so you may have to heat it in an oven to get the stain out! You may want to try acetone or brake cleaner on the stain and see if that will take it out.

John
Reply With Quote