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Old 05-12-2012, 01:28 PM   #445
Beastly Adventurer
Joined: Jan 2010
Location: Grand Valley, Colorado
Oddometer: 4,874
Originally Posted by JRWooden View Post
At one point in my career I worked at a place that made small industrial transformers.
After being wound the transformer cores were submerged in a tank of some sort of epoxy resin which was then placed in a vacuum chamber and theey pulled a vacuum on it ... this made sure the epoxy resin saturated all of the windings leaving no air voids (much better than dipping ... and much more expensive as a mfg. process).
After the transformer was "saturated" with epoxy they were hung on a moving chain so that the excess could drip off and then the epoxy cured in an oven. Good stuff but ... not real cheap....
Ahhhh... I see.... Well I can do that.....except for the vacuum..... Ohhhhh well......

ebrabaek is offline   Reply With Quote