Rust, pitted
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[[Image:Pitted_rust_before.jpg|thumb|350px|Pitted rust before treatment.]][[Image:Pitted_rust_after.jpg|thumb|350px|Pitted rust after treatment.]] | [[Image:Pitted_rust_before.jpg|thumb|350px|Pitted rust before treatment.]][[Image:Pitted_rust_after.jpg|thumb|350px|Pitted rust after treatment.]] | ||
| − | Pitted [[rust]] is a common problem when dealing with body panels. The "best" way to deal with it is generously cut it out, and [[patching a body panel|replace it with new metal]]. However, this isn't always practical, so it's frequently handled by mechanically and/or chemically removing the rust, "filling" the pitted areas with a purpose-specific product, and priming | + | Pitted [[rust]] is a common problem when dealing with body panels. The "best" way to deal with it is generously cut it out, and [[patching a body panel|replace it with new metal]]. However, this isn't always practical, so it's frequently handled by mechanically and/or chemically removing the rust, "filling" the pitted areas with a purpose-specific product, and priming. |
[[Image:Cab_corner_before.jpg|thumb|350px|Cab corner with pitted rust, before treatment.]][[Image:Cab_corner_after.jpg|thumb|350px|Cab corner with pitted rust, after treatment.]] | [[Image:Cab_corner_before.jpg|thumb|350px|Cab corner with pitted rust, before treatment.]][[Image:Cab_corner_after.jpg|thumb|350px|Cab corner with pitted rust, after treatment.]] | ||
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====Removal with heat==== | ====Removal with heat==== | ||
*Heat the pitted area until it glows, then cool it with oil on a rag. This fix should only be used on small areas because it can warp the surrounding metal, causing wrinkles and shrink marks. ''(confirm that this is acceptable practice, sounds borderline)''((I would use this method only if you are good with a hammer and dolly)) | *Heat the pitted area until it glows, then cool it with oil on a rag. This fix should only be used on small areas because it can warp the surrounding metal, causing wrinkles and shrink marks. ''(confirm that this is acceptable practice, sounds borderline)''((I would use this method only if you are good with a hammer and dolly)) | ||
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| + | ====Wire feed spray welding==== | ||
| + | Newer methods introduced to the market include 'spray welding', where molten galvanized metal is sprayed on the rust pitted area until it is covered. See [http://www.rustbustersllc.com/rustbustwebmovie.asf this video] for an example. | ||
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===Handling rust pinholes=== | ===Handling rust pinholes=== | ||
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