[Prev][Next][Index][Thread]

Poly Caps




-----Original Message-----
From: Richard Hull <rhull@richmond.infi.net>
To: Tesla List <tesla@pupman.com>
Date: Tuesday, June 30, 1998 11:58 PM
Subject: Re: Poly Caps


Tesla List wrote:

> ----------
> From:  Mark Finnis [SMTP:mefinnis@medicine.adelaide.edu.au]
> Sent:  Monday, June 29, 1998 6:06 AM
> To:  tesla@pupman.com; USA-TESLA@list.iex.net
> Subject:  Poly Caps
>
> G'Day,
>
> Richard Quick states in one of his documents:
>
>         "The best dielectric for homemade Tesla capacitors
>         is low density polyethylene plastic."
>
> Now my plastic supplier has easier access to "high density" P/E.
>
> 1. Is this better / same / inferior for pulse cap construction ?
>
> 2. Is the dielectric constant the same (ie. stated 2.2 but use 2.0 for
home
> caps)  ?
>
> Many Thanks,
>
> Mark
>
> ___________________________________________________________
>
> Mark Finnis                     Hm:  61 8 82895205
> Staff Specialist                        Wk:  61 8 82224000
> Intensive Care Unit                     Fax:  61 8 82236340
> Royal Adelaide Hospital         Mbl:  041 23242268
> www.health.adelaide.edu.au/icu
> ___________________________________________________________

  HDPE is better, but more expensive and a real bear to cut and roll
compared
to low density stuff.  Polypropylene is better than polyethylene but
marginally
and is again more expensive.

Richard Hull, TCBOR