I read in !emc-pstc that Jacob Schanker <schan...@frontiernet.net> wrote
(in <005b01c1e8a8$183598c0$3579d...@frontiernet.net>) about 'High Temp
Caps and Inductors', on Sat, 20 Apr 2002:
>I used fiberglass, but although I haven't checked, I don't think that will
>work at 180C. Possibly Teflon (expensive) or maybe Delrin.

Porcelain was widely used (but not at 180 C) 60 years and more ago.
Porcelain tubes are already available for power resistors, but you can
wind copper wire on them!
-- 
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk 
Interested in professional sound reinforcement and distribution? Then go to 
http://www.isce.org.uk
PLEASE do NOT copy news posts to me by E-MAIL!

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