Removing undercoating
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*A [[Automobile body and frame rotisserie|rotisserie]] can be very helpful. Removing undercoat while sitting on a stool is much easier than crawling under a vehicle. | *A [[Automobile body and frame rotisserie|rotisserie]] can be very helpful. Removing undercoat while sitting on a stool is much easier than crawling under a vehicle. | ||
*Wear safety glasses. | *Wear safety glasses. | ||
| + | *Some automobile undercoatings contain asbestos. | ||
*Work over a plastic sheet. Hot undercoating can screw up a concrete floor. | *Work over a plastic sheet. Hot undercoating can screw up a concrete floor. | ||
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===Using heat=== | ===Using heat=== | ||
| − | Heat gun, or propane torch. Apply carefully, only a small amount of heat should be necessary. | + | Heat gun, or propane torch. Apply carefully, only a small amount of heat should be necessary. In some cases, if you have access, it may be helpful to apply heat from the back side of the panel. This can even be done with a halogen work light (method described [http://www.v8buick.com/showthread.php?t=32370#post234922 here]). |
===Mechanical removal=== | ===Mechanical removal=== | ||
*Putty knives of various sizes. | *Putty knives of various sizes. | ||
| − | *Needlegun scaler. It may leave pock marks on the metal, and works best on rock-hard undercoating. | + | *[http://en.wikipedia.org/wiki/Needle_scaler Needlegun scaler], also known as a "needle scaler" or "needle gun". It may leave pock marks on the metal, and works best on rock-hard undercoating. Use with light pressure. |
| − | * | + | *Air body saw. Method described [http://www.thesamba.com/vw/forum/viewtopic.php?t=163893&postdays=0&postorder=asc&start=20#2566987 here]. |
| + | *Twisted wire brush on a grinder. | ||
| + | *Wire brush. | ||
*Drill-mounted brushes. | *Drill-mounted brushes. | ||
| − | * | + | *Hammer and wood chisel. |
| − | + | *Air hammer or air chisel. | |
===Solvents=== | ===Solvents=== | ||
| − | Try placing pieces of undercoating in different solvents, to see which one works best. Some that have been suggested: | + | Try placing pieces of undercoating in different solvents, to see which one works best. Also, try applying with a pressurized garden sprayer. |
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| + | Some that have been suggested: | ||
*Lacquer thinner. | *Lacquer thinner. | ||
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*http://www.alfabb.com/bb/forums/car-restoration/8094-dry-ice-blasting-remove-undercoating.html | *http://www.alfabb.com/bb/forums/car-restoration/8094-dry-ice-blasting-remove-undercoating.html | ||
*http://www.fordmuscle.com/forums/galaxie-pages/445779-how-remove-undercoating.html | *http://www.fordmuscle.com/forums/galaxie-pages/445779-how-remove-undercoating.html | ||
| + | *http://www.nastyz28.com/forum/showthread.php?t=22062 | ||
| + | *http://www.thesamba.com/vw/forum/viewtopic.php?t=163893 | ||
| + | *http://www.v8buick.com/showthread.php?t=32370 | ||
[[Category:Body and exterior]] | [[Category:Body and exterior]] | ||
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