[Boatanchors] Ceramics help? Yes, it's boatanchor-related.

[J. Forster]

Pretty damn good.

Google MACOR

It comes in many shapes too.

-John




> On Wed, May 06, 2009 at 09:28:33AM -0700, J. Forster wrote:
>> There are machinable glass/ceramics out there. You work it like metal,
>> but
>> w/ carbide tools as I remember.
>
> Hadn't thought about those; that's another avenue to inspect. I wonder
> how they are with respect to insulating properties at temperatures above
> 200°C. The max rated temp on the 8791 is 250°C, at which point the seals
> apparently start coming unglued and the tube is expected to lose vacuum.
> I hope to stay well below that, but don't know where on the thermometer
> it'll wind up running.
>
> --
> Mike Andrews, W5EGO
> mikea at mikea.ath.cx
> Tired old sysadmin
>
>