Aluminum oxide is also known as Corundum, and yes that will grind through most things. (with specific trace impurities it's also known as Ruby or Sapphire)
Al
Search found 4 matches
- Thu Mar 07, 2013 9:49 pm
- Forum: Tools and Jigs
- Topic: 3 axis router build
- Replies: 157
- Views: 4323421
- Wed May 30, 2012 5:36 pm
- Forum: Tools and Jigs
- Topic: Dry Box - The details
- Replies: 43
- Views: 37147
Re: Dry Box - The details
As a possible alternative to a light bulb Lee Valley sells these things,
http://www.leevalley.com/en/wood/page.a ... at=51&ap=2
Al
http://www.leevalley.com/en/wood/page.a ... at=51&ap=2
Al
- Wed May 16, 2012 8:30 pm
- Forum: Glues and Finishes
- Topic: Mixing paint types
- Replies: 6
- Views: 6502
Re: Mixing paint types
I have run into a problem like this before (just not on an instrument). Check the directions on the paint, some types have a time window for re-coating. The instructions can say something like "Re-coat within 1 hour or after 1 week". When I found out about this the second coat made the fir...
- Fri Mar 16, 2012 12:31 pm
- Forum: Flat-Top Acoustic Guitars and Bass Guitars
- Topic: Tapping threads in neck for bolt on
- Replies: 43
- Views: 35700
Re: Tapping threads in neck for bolt on
I had to do a little digging to find what I was looking for. Back around 1990 Lee Valley Tools commissioned some research into machine threads tapped into wood, and found them vastly stronger than comparable sized wood screw threads. The data from one of the tables (the only one I have) is as follow...