What I did after sandblasting was to epoxy prime everywhere that didn't need patching, and hold back the primer from the spots that needed patches welded in. Where I oversprayed a bit, or found spots that were too thin to weld was to grind off the primer like bartamos suggested.


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.