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High temperature thin dielectric or insulating coatings for bare copper coils?

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David Hess:

--- Quote from: magicsmoke on February 13, 2020, 06:07:34 am ---
--- Quote from: David Hess on February 13, 2020, 12:39:00 am ---I would not even try it without using a vacuum during application.
--- End quote ---

Have you tried anything like this with a jury rigged/non-professional vacuum or VPI system?
--- End quote ---

I have always done it with a random vacuum pump and vacuum chamber.

graybeard:
Are you derating the current capability of the copper for the higher operation temperature?
Are you accounting for the higher resistance of the copper at elevated temperatures?

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