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Re: Blown Rolled "Hull" Capacitor Discussion



On Tue, 26 Mar 1996 12:00:07 +0700 you wrote:

>I just took apart my first blown cap. 1 layer of 0.060" polyethylene.
>Identical failure!  Both look as if a sharp point on the edge of one
>of the plates punched thru the dielectric. Both holes were 1.5' to 2'
>in from the inside of the roll.
>
>I had sanded and smoothed both cap's plates and used my fingers as
>roughness gages.
>
>	2 sizzle jim


Try cutting the corners off with tin shears.  Say a half inch radius
or better fillet.

Mark



Mark R. Napier
napier-at-cats.ucsc.edu