Re: electrically insulating varnish (fwd)

["High Voltage list" <hvlist@xxxxxxxxxx>]

Original poster: Steven Roys <sroys@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Tue, 23 May 2006 10:12:59 +1200
From: m.j.watts@xxxxxxxxxxxx
To: High Voltage list <hvlist@xxxxxxxxxx>
Subject: Re: electrically insulating varnish (fwd)

Hi Tim,
           I know this is going to sound like pushing a hobby horse 
but you did ask for suggestions.......

On 22 May 2006, at 7:46, High Voltage list wrote:

> Original poster: Steven Roys <sroys@xxxxxxxxxx>
> 
> 
> 
> ---------- Forwarded message ----------
> Date: Fri, 19 May 2006 06:19:52 -0700 (PDT)
> From: Tim S <stm800@xxxxxxxxxxx>
> To: "hvlist@xxxxxxxxxx" <hvlist@xxxxxxxxxx>, Tesla List <tesla@xxxxxxxxxx>
> Subject: electrically insulating varnish
> 
> Hello Everybody:) i have found alot of #22 and #20 AWG wire in
> great condition but it is bare wire not coated. i have worked out a
> simple machine for coating,baking and winding to a spool. this wire
> would save me alot of cash buying coated magnet wire if i found
> some varnish that could be readilly bought at the hardware store
> to coat it. marine spar varnish has worked good for me in the
> past,but i wanted to ask the lists for any suggestions or comments
> maybe links on some material and the like to this idea. i have been
> winding experimental coils: solenoids,pancake,
> bifillar,trifillar,reversed windings etc. i have built my vacuum
> impregnating machine for total coil encapsulation, i have tested
> cotton wound with beeswax,and resin epoxy, these schemes work out
> well but it is harder to resin epoxy the wire first as hardening
> of the mixture is not consistant timing. thanks in advance   tim 

A spacewound resonator is an obvious application that requires no 
wire coating.

Malcolm