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8 votes

How do I make a table top from oak 1" x 4"

@bowlturner gives some excellent suggestions. Let me just add a few things: Be sure to use cauls. They are pieces of wood laid across the top of the boards being joined to keep them aligned (and to ...
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7 votes
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Stabilizer for softwood tabletop that bows

The ideal 'fix' for this is probably to saw the table apart (yes I know, *gulp*) and flip a few of the boards over, But going with what you have, two very traditional methods that were used to help ...
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6 votes
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How do I make a table top from oak 1" x 4"

Well I would tend to use my biscuit joiner to join all the pieces. Try to avoid flat sawn pieces in the middle of the table top and if you have flat sawn lumber then make sure you alternate the ...
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5 votes

Stabilizer for softwood tabletop that bows

Typically there will either be cross pieces underneath, or "breadboard ends", to keep a tabletop flat. Either way you have to allow for wood movement as the table expands and shrinks across the grain, ...
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5 votes
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Thicknessing and planing wide hardwood boards

Are there any other options open to me? There is one other option that you didn't mention. You can build a "router sled" to flatten wide boards. This is basically two rails on either side of the ...
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5 votes
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"Annealing" wood?

Your best 'chance' is using moisture. Basically getting the wood 'wet' and straightening it, then letting it dry straight. Some woods and small bends might work with wetting/moistening the board. ...
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2 votes
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Improving sag resistance of MDF shelves

As clarified in the Comments, the back panel is thick enough MDF that fastening in through from the back is viable and that alone will do quite a bit to resist any tendency towards sagging. If you ...
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2 votes

Improving sag resistance of MDF shelves

You could stiffen them up by nailing or screwing a 1/2" x 1" or 3/4" x 1 1/2" hardwood strip across the underside of the front edge of each shelf.
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2 votes
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How to prevent desktop from bowing?

The asked question: The Sagulator is the generally accepted reference for determining if shelves are going to be strong enough to support the expected load over the desired span. Your table is ...
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2 votes

How do I make a table top from oak 1" x 4"

With today's glues, a simple butt edge joint works just fine. The boards need to be jointed well (the edges very straight, and I like a slight hollow towards the center ensuring the ends are tight and ...
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1 vote

Will varnish stop bare wood from warping?

Varnish will likely help but it won't completely negate issues with warping and twisting. There are many other things you can do to help: You are correct in that the key to stopping wood from warping ...
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1 vote

Improving sag resistance of MDF shelves

So this is what I did. Added screws from the back for each shelf: Screwed a 2mm thick and 25mm wide Aluminum strip to the front of each shelf. I also put tension on the Aluminum so it would ...
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