Questions tagged [mdf]

Medium-density fiberboard (MDF) is a sawdust/wood particle and glue composite fused with heat and pressure to make a simple sturdy material.

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26
votes
6answers
87k views

How do I achieve a “piano black” high gloss finish on wood?

I'm building some speaker cabinets for my living room out of MDF. I'm wondering how to achieve that "high gloss" / "piano black" look, like on B&W speakers or, well, black pianos... Any ideas? I'...
9
votes
2answers
555 views

Enlarging a stepped through hole

I had some speaker baffles cnc'ed and it looks like there is a mistake in either the drawing or the actual machining. I need to increase the diameter of the outside step by about 1/8" not the through ...
12
votes
3answers
7k views

Is vertical storage of sheet goods causing my boards to warp?

I have a consistent problem with warped sheet goods, particularly plywood and MDF. They always seem flat when I buy them, but by the time I use them they are always curved or twisted. It's a source of ...
8
votes
2answers
1k views

Does MDF have a grain direction?

Plywood is assembled, at least from I can see in this video, so the sheets are arranged perpendicular to each other so that the directional durability of the grain is complimented to give an overall ...
6
votes
1answer
502 views

What is this plywood joining mechanism and hardware for knock-down furniture?

Just came across a plywood joint mechanism, which I found very interesting as new woodworker. Basically I don't know what it is called and can't find any in our local market. I am attaching the photos ...
5
votes
2answers
4k views

How to flatten MDF board

I have just acquired 84" rails for my tablesaw and constructed a new outfeed table that spans the whole width. Now I want to build a filler table at the side of the table to continue cast iron top ...