Re: [TCML] Why is it important to dry the PVC pipe?

["DC Cox" <resonance@xxxxxxxxxxxx>]

sand it inside and out, and apply 2-3 coats of Dolph's AC-43 or equivalent
HV insulation.
retards the moisture and keeps it out of the windings especially if you ever
operate in the cooler evening hours.

Dr. Resonance




On Thu, Sep 25, 2008 at 4:25 PM, David Ellstein
<david.b.ellstein@xxxxxxxxx>wrote:

> Hi,
>
> I am trying to build my own secondary coils for a Tesla Coil.  I am using
> PVC pipe.  I have seen on multiple websites the suggestion or even
> requirement to dry the PVC pipe before applying your first varnish coat.
> Why is it important to dry the pipe when the wire coiled on it is
> insulated?  Does the pipe heat up during the use of it as a tesla coil and
> so the water expands and contracts causing holes in the varnish?  Also, how
> do you recommend to clean the PVC pipe before applying varnish?  Lastly, do
> you have any suggestions on how to wind the coil without a lathe?  Or how
> to
> build a simple lathe maybe even using a power drill?
>
> I hope to hear from you,
> David
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>
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