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steaming out small dents & dings

Posted: Sun Jan 24, 2016 3:53 pm
by Bob Hammond
IMG_20160124_141808.jpg
Hello, sometimes one finds a small dent or crease in a place that the eye might notice instantly. e. g. the side of the upper bout.

Here's what I did to limit the effects of steam treatment.

Fill a syringe with water from the catfood bowl. Place the
blunted needle, and then use a woodburner iron to boil the water in the needle, so as to direct the steam.

Choose a needle gauge that fits the need.

Re: steaming out small dents & dings

Posted: Sun Jan 24, 2016 10:06 pm
by David King
Bob,
That's a very clever trick.
I usually just use the sponge in my soldering iron tray and get it pretty wet. I'll lay the corner of the sponge over the dent and gently roll the tip into the corner always keeping a layer of wet sponge between the wood and the tip. It never works all that well so I'm looking forward to trying your trick.

Re: steaming out small dents & dings

Posted: Mon Jan 25, 2016 12:38 am
by Jason Rodgers
Yessss, might try thisssss. (Get it.... ssssteam.)

Re: steaming out small dents & dings

Posted: Mon Jan 25, 2016 8:53 am
by Mark Swanson
Hmmm, for a moment I thought Gollum had begun to post here Jason!

Re: steaming out small dents & dings

Posted: Mon Jan 25, 2016 9:37 am
by Dave Stewart
Didn't use it a lot, but certainly one of the handiest tools when I was building was the Weller pistol-grip soldering iron fitted with a spatula tip. Just put a soaked folded swatch over any dent/blemish, pull the trigger & hold the tip on it a few seconds ('till it steams a while) and gone. Instant fix.

Re: steaming out small dents & dings

Posted: Tue Jan 26, 2016 12:18 am
by Chuck Tweedy
That's what I use as well - a Weller pistol grip iron with the appropriate tip. Heat's almost instantly.

Re: steaming out small dents & dings

Posted: Tue Jan 26, 2016 10:12 am
by Barry Daniels
I use an old household iron. Obviously a lot bigger than necessary but it heats quickly and has a sharp point on front for steaming dings.

Re: steaming out small dents & dings

Posted: Thu Jan 28, 2016 11:49 am
by Arnt Rian
Barry Daniels wrote:I use an old household iron. Obviously a lot bigger than necessary but it heats quickly and has a sharp point on front for steaming dings.
That's what I use too, a vintage model with a solid sole (no steam holes, if that's what they are called?). I usually put a moist, folded up tissue paper over the dent before I touch it with the tip or the iron. The trick is to direct the steam right on the dent, and avoid scorching it.

Re: steaming out small dents & dings

Posted: Thu Jan 28, 2016 12:07 pm
by Peter Wilcox
I use the tip of an old clothes iron and damp paper towel too. Mine has the steam holes, but since there's no water inside the iron it makes no difference. It takes a couple of minutes to heat up, but I do all the dents at once just as I'm finishing the final sanding. I don't do them as they appear, because I know more will appear later, as if by magic.

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 12:31 am
by David King
I see a theme developing. Does we have tricks for lifting dents under the various finishes we see?

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 11:46 am
by Jason Rodgers
David King wrote:I see a theme developing. Does we have tricks for lifting dents under the various finishes we see?
Yes, this got me thinking, too. I have a dent in walnut under shellac and tung oil. The iron and wet towel trick probably wouldn't work, as the steam can't penetrate the surface (at least not without blemishing a large area), but the hypodermic needle steam injection might. Then it's a matter of repairing the finish when everything is dry, and oil would be easy. Would be different for other finishes, like poly or lacquer, but those have their repair tricks, as well.

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 12:28 pm
by Barry Daniels
Actually, steaming through a finish does work, somewhat. I wouldn't try it on shellac but I have had some success on other finishes.

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 2:42 pm
by Bob Hammond
I wonder if a very fine gauge needle could be inserted. I think the smallest that I seen in 36ga (hypodermic needles follow Stubbs gauge classification).

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 5:32 pm
by David King
I've resorted to using a sewing needle to make many tiny pin-pricks through a thin impervious finish to get the steam through.
Has anyone tried the chair leg swelling swill on a dent?
http://www.westernwooddoctor.com/chairloc.htm

Re: steaming out small dents & dings

Posted: Sat Jan 30, 2016 6:10 pm
by Bob Hammond
I've looked at that stuff with a jaundiced eye. Here's a thread from a world of lilliputian craftsmen:

http://modelshipworld.com/index.php/top ... eful-glue/

Re: steaming out small dents & dings

Posted: Tue Feb 02, 2016 8:05 pm
by Greg Martin
Ive used an iron for years, but find on spruce you can add divots with the edge or tip if not very careful--it happens. Im going to try the well,sounds like a great idea.

Re: steaming out small dents & dings

Posted: Sun Jun 19, 2016 1:18 am
by Ken Whisler
I used to steam out dents with the tip of a clothes iron and a damp paper towel, but it always discolored the shellac. The Milburn tutorial in the FAQ section instructs to put a small dab of pumice on the FP pad and work it into the ding or scratch. I tried it and it works. I have heard that Tom Humphrey did pretty much the same thing except with plaster of Paris.

Re: steaming out small dents & dings

Posted: Sun Jun 19, 2016 10:40 am
by Clay Schaeffer
I've been using an iron and wet rag, but I think next time I might try the steam kettle and basketball needle setup I have for steaming out necks. Thanks Bob!