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Repairing dents with heat and cold.

stoneill · 2012-08-24 22:00:55

Has any successfully repaired a dent using the hair dryer and compressed air method? The theory being that the heat from the hair dryer expands the metal and then sudden cold from the compressed air pops the dent right out. A few you tube videos show the method, but you never really see the result. I gave it a lash -…

24-08-2012 10:00pm

#1

stoneill

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Has any successfully repaired a dent using the hair dryer and compressed air method?

The theory being that the heat from the hair dryer expands the metal and then sudden cold from the compressed air pops the dent right out.
A few you tube videos show the method, but you never really see the result.
I gave it a lash - didn't work for me. I was using the missus hair dryer and the compressed air can that is used for cleaning circuit boards.

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Comments

#2 24-08-2012 10:02pm

MetzgerMeister

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A hairdryer doesn't always get the metal heated up to the right temperature for this to work. A hot air gun is a much better option.

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#3 24-08-2012 10:02pm

Jimbob 83

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Only works on plastics that still have their form behind the dent.

Won't work on metal or plastics that are bent the whole way through

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#4 24-08-2012 10:21pm

JerCotter7

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Why not just get PDR done? Heating and cooling it in rapid succession can't be good for the metal or paint.

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