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Thread: sealing timber jig
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17th January 2010, 09:41 AM #1GOLD MEMBER
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sealing timber jig
I have made a timber fence for my table saw sliding attachment ( approx 1500 x 40x 60), and would like to seal it against moisture to prevent any bending or distortion, while at the same time letting it slide smoothly on the table saw.
Would Carnauba wax do this, and how would it go on the ends of the fence for sealing, or should I resort to painting the fence with undercoat and enamelregards,
Dengy
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17th January 2010 09:41 AM # ADSGoogle Adsense Advertisement
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17th January 2010, 12:30 PM #2
If you have used a KD timber for the jig and it is indoors my advice would me nothing, keep it out of sunlight and it should be fine. Paint on machined surffaces is never a good idea. BTW, what timber did you use?
Dills.
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17th January 2010, 01:17 PM #3GOLD MEMBER
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Thanks for this advice, Dills. The timber is karpur and you can see a photo of it here
regards,
Dengy
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17th January 2010, 06:31 PM #4
A couple of coats of shellac is all use on my jigs and timber sub fences. Just make sure that you fill the end grain and an even amount of coats all over the long grain. Works for me.
Cheers
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17th January 2010, 09:04 PM #5
Hi JillB, "pictures are worth a thousand words" you know what they say. Seeing the fence as it is I aggree with Enfield Guy, a couple of coats of shellac will do the trick. This will bring out the look if nothing else. Nice looking timber "Kapur is a large hardwood which is yellowish, pinkish or deep reddish brown" you got a good bit.
Dills.
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17th January 2010, 09:41 PM #6GOLD MEMBER
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Thanks Dills and Enfield Guy for thius information. Looks like I will have to learn about shellac.
How do you make shellac, and how do you apply it? I have seen the flakes in tubs at Bunnings, but never had any interest before now.regards,
Dengy
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17th January 2010, 09:54 PM #7
Seeing you are un familiar with shellac a good timber oil would also do the trick. You are getting messed about here a bit aren't you. LOL.
Dills.
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17th January 2010, 10:05 PM #8
The benevolent dictators products are the go. He has a premixed shellac that only needs to be thinned and applied. No mucking around with flakes and waiting. Highly recommended.
Cheers
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18th January 2010, 07:43 AM #9GOLD MEMBER
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Tahnks Enfield Guy. Do you brush, wipe or spray this Ubeaut shellac?
regards,
Dengy
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18th January 2010, 08:16 AM #10Retired
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Just to confuse you a little more Jill.
I spray all my fences and jigs with lacquer and give them a wipe with Superglide so that things slide easily over them.
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18th January 2010, 10:16 AM #11
Jill
Any of the above really. I tend to brush it on jigs and the like. Saves me getting the gloves out or getting sticky stuff all over my fingies!! After all it is protection you are looking for not shine. I have a couple of fences I made from qtr sawn stock about 7 or more years ago for the old triton. Recently had a look at them and they are still as flat as the day they were made.
Cheers
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19th January 2010, 08:30 AM #12GOLD MEMBER
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Thanks for the advice, everyone. Shellac it is! Plus some wax or SilverGlide
regards,
Dengy
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19th January 2010, 08:37 AM #13Hewer of wood
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You'll need multiple coats Jill, esp on end grain.
Ubeaut Hard Shellac is great stuff - but give it several weeks to harden.Cheers, Ern
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19th January 2010, 09:12 AM #14
No one has suggested using danish oil. In this situation I would have thought it a little easier to use and a better finish than shellac. Or am I missing something?
Cheers
Graeme
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19th January 2010, 10:26 AM #15Hewer of wood
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The purpose is to seal the grain to stop expansion & contraction with humidity changes. So any sealer would do, inc DO with a high prop'n of resins.
Wear resistance would be a useful by-product and some brands of DO don't perform well here. Organoil has tested among the best.Cheers, Ern
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