Sand blasting? What abrasive?

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  • Robert Luland
    Senior Member
    • Sep 2007
    • 2075

    #1

    Sand blasting? What abrasive?

    Guys once again I find my self in need of your info. Got a 56 frame in today that is powder coated. I’ve never blasted this stuff before. I called Marco and they really couldn’t narrow it down for me. For those that have done this in the past. What product and at what grit would take this stuff off with out pitting the frame. Thanks, Bob
    AMCA #3149
    http://www.thegoodoldmotorcyclepartscompany.com
  • Chris Haynes
    Curmudgeon
    • Jul 2002
    • 5939

    #2
    Chemical strip is the best way.
    Be sure to visit;
    http://www.vintageamericanmotorcycles.com/main.php
    Be sure to register at the site so you can see large images.
    Also be sure to visit http://www.caimag.com/forum/

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    • exeric
      Senior Member
      • Sep 2005
      • 5962

      #3
      The shop that does my sandblasting uses a chemical strip for powdercoat.
      Eric Smith
      AMCA #886

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      • D.Mac
        Senior Member
        • Feb 2007
        • 239

        #4
        Sandblast sand

        Once you get the worst of that nasty stuff off, use #30 mesh sand to clean it up. #30 is a fine grit that works well for sheet metal (carefull!, lower air pressure is safest) and other parts with light rust or paint. It's usually cheapest from building supply outfits (it's used for patching and sacking concrete). This grit will leave a nice smooth finish, and if the metal doesn't need other work, it's ready for primer. For heavier work use a coarser grit, #20 is next, then #10.
        Doug.
        Doug McLaughlin #6607
        NorCal, USA

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        • Robert Luland
          Senior Member
          • Sep 2007
          • 2075

          #5
          Thank you all. I shall follow though! Bob & Katie the super beagle!
          AMCA #3149
          http://www.thegoodoldmotorcyclepartscompany.com

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