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Re: [ATM] A Kiln in a Bell Jar


--- Michael Wheatley <atmwheatley@telus.net> wrote:

> A kiln in a bell jar sounds like a great idea.

Sounds more like a crazy idea.You might recall that
the spun cast 6.5 meters (and more) mirrors done at
the U of A. don't use this "refinement" and make very
useable cast blanks.

>> You might need a helium atmosphere rather than a
> vacuum to keep the 
> elements cool and the kiln hot.

Sure would like to know how to keep the kiln "hot"
with cool elements???

Ric
>

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