Rust
(→Removing surface rust) |
(→Rust pitting) |
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After removing all surface rust, treat with metal prep, wash, dry, sand, prime, fill the pits with polyester putty (or Evercoat's Metal 2 Metal), then smooth and prime again. | After removing all surface rust, treat with metal prep, wash, dry, sand, prime, fill the pits with polyester putty (or Evercoat's Metal 2 Metal), then smooth and prime again. | ||
| − | A spot blaster is useful for this. Grinding wheel, die grinder. | + | A spot blaster is useful for this: silica as the medium. Grinding wheel, die grinder. |
Or, repeatedly prime with a high build primer and block sand. You may have to prime/block several times to get the pitted area up to the same level as the surface around it. | Or, repeatedly prime with a high build primer and block sand. You may have to prime/block several times to get the pitted area up to the same level as the surface around it. | ||
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