Thread: Aoto Body explained..
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02-12-2012 10:01 AM #13
Just to show the effectiveness of the shrinking tip, here is a sandblasting damage experiment I did a couple months ago. The inside was sandblasted where the peening action of the media caused the panel to stretch inward.

Damage as shown from the outside:


To repair, we used heat in the form of the heating tip on the dent puller.



This heat was moving the panel outward as it was shrinking. Kept going until the panel seemed to stop responding to the heat shrinks, and as it still hadn't returned fully to its original crown, then thought we'd bump up the little bit that was needed using this small shot bag as the dolly on the outside....


The panel responded well to the tool selection, moving the panel the direction we needed.

Not perfect, but looks like we're doing the right thing. A bit more work and it would be to a high build primer fix state.
Where sandblast damage is more of a uniform stretch, the repair shown above is rather uniform in the placement of the shrinks. Your's will likely have more stretch localized in the center of the dent, so any shrinks applied should be concentrated around the stretching....Last edited by MP&C; 02-12-2012 at 10:09 AM.





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