From: Richard Hull <rhull-at-richmond.infi-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Date: Tuesday, June 30, 1998 11:58 PM
Subject: Re: Poly Caps
Tesla List wrote:
> From: Mark Finnis [SMTP:mefinnis-at-medicine.adelaide.edu.au]
> Sent: Monday, June 29, 1998 6:06 AM
> To: tesla-at-pupman-dot-com; USA-TESLA-at-list.iex-dot-net
> Subject: Poly Caps
> 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
> caps) ?
> Many Thanks,
> 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
HDPE is better, but more expensive and a real bear to cut and roll
to low density stuff. Polypropylene is better than polyethylene but
and is again more expensive.
Richard Hull, TCBOR