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Re: Conductive Black UHMW



Original poster: "Hydrogen18" <hydrogen18-at-bellsouth-dot-net> 

Ouch, thanks alot for the warning. Oddly enough some people report using
black pipe without problem for secondary forms. As per my conversation with
Scott Hanson, not all black materials contain carbon :

http://pc.hydrogen18-dot-com/articles/carbon_in_plastics/

---Eric
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Saturday, July 03, 2004 9:48 AM
Subject: Conductive Black UHMW


 > Original poster: "Harold Weiss" <hweiss-at-new.rr-dot-com>
 >
 > Hi All,
 >
 > The black UHMW that I bought turned out to be highly conductive.  I can
 > light a LED to half brightness with two AA cells and a 4" strip of the
 > stuff.  It seems that there are two varieties, conducting and non
 > conducting.  I am going to look into it's use as a variac brush, as it
 > should glide over the windings easier than graphite.  The only bad part is
 > the $900 I spent on the stuff, and the almost finished primary form.
 >
 > David E Weiss
 >
 >
 >