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Poly Caps
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To: "Tesla List" <tesla@pupman.com>
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Subject: Poly Caps
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From: "tesla list" <tesla@stic.net>
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Date: Wed, 1 Jul 1998 23:53:15 -0500
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Approved: tesla@stic.net
-----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