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01-25-2007, 10:46 AM
Thread: Any glassworkers here?
by Bruno- Replies
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If an industrial ruby or sapphire edge would be...
If an industrial ruby or sapphire edge would be strong enough to withstand the forces during shaving, you'd have a razor that'd never need sharpening.
Rackwell hardness of those things is beyond... -
01-05-2007, 06:09 AM
Thread: Any glassworkers here?
by Bruno- Replies
- 16
- Views
- 2,217
Glass is too brittle, but maybe an edge from...
Glass is too brittle, but maybe an edge from industriul ruby or diamond?
They can grow them pretty large these days.
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