Rust
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*Can sandblasting "increase" rust? Or, if the rust is removed and the metal is sealed, shouldn't it never come back? Some thoughts on this are: | *Can sandblasting "increase" rust? Or, if the rust is removed and the metal is sealed, shouldn't it never come back? Some thoughts on this are: | ||
**It's caused by water in the air compressor line, as sand will harbor some moisture. | **It's caused by water in the air compressor line, as sand will harbor some moisture. | ||
| + | **Even high grade epoxes and finishes are not 100% impermeable to water and air. | ||
*After preparing panels, coating them with epoxy primer is recommended. | *After preparing panels, coating them with epoxy primer is recommended. | ||
==References== | ==References== | ||
*[http://www.hotrodders.com/forum/rust-what-acceptable-permanent-ways-get-rid-47303.html Acceptable ways to handle rust], ''Hotrodders Bulletin Board'', September 7, 2004. | *[http://www.hotrodders.com/forum/rust-what-acceptable-permanent-ways-get-rid-47303.html Acceptable ways to handle rust], ''Hotrodders Bulletin Board'', September 7, 2004. | ||
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