[ARC5] Cleaning Capacitor Oil Leakage

[Clare Owens]

How about using bees?  I'm mostly kidding, but I understand they will
harvest old wax when building new combs.

Clare

On Sat, Oct 27, 2012 at 3:46 PM, Kenneth G. Gordon <kgordon2006 at frontier.com
> wrote:

> On 27 Oct 2012 at 11:07, Richard Knoppow wrote:
>
> > avoided.  A lot of bathtub type caps are potted with some
> > form of wax. I don't know what exactly the wax was made
> > from. It appears to be a mixture of paraffin wax and resin
> > of some sort. I have not found a sure fire solvent for it.
>
> That which is used in the can-caps is beeswax, period. Beeswax is extremely
> difficult to remove completely. When I rebuild can-caps (or "flower-pots"
> as
> the Oz-ies call them) I first remove the capacitors, then heat the pot to
> melt
> as much of the beeswax as possible out of them. Then I use Acetone to get
> as much of the rest of it as I can remove. I have never yet been able to
> remove ALL of it.
>
> The trouble with Acetone is that it also takes off the painted numbers and
> names that are on the outside of the can.
>
> I wish there was something more effective against beeswax, but I have not
> yet found anything better than heat and Acetone.
>
> Ken W7EKB
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