Electronics Forum | Thu Oct 06 10:09:24 EDT 2005 | jdumont
Humiseal 1B73 Acrylic, thanks for the suggestion.
Electronics Forum | Thu Oct 06 15:43:03 EDT 2005 | chunks
A wet film gage works best.
Electronics Forum | Thu Oct 06 20:09:07 EDT 2005 | davef
URL: Who are some suppliers of "wet film gage"?
Electronics Forum | Thu Mar 06 13:03:18 EST 2008 | realchunks
Paint pen.
Electronics Forum | Thu Oct 06 09:27:54 EDT 2005 | Amol
measure the board thickness before coat by a screw gauge, and then after, when the coating has fully cured. this works well for a single side coat. once your wet to dry thickness is down, you can spray to a particular thickness wet and be reasonably
Electronics Forum | Fri Mar 06 19:19:54 EST 1998 | Pat
Just recently tryed Miller Stephenson MS-465 spray, worked well. Also using Loctite 5290. The MS-465 air dried in about 15 min. The loctite requires ultra violet curing which took about 50 seconds, but didn't cure completely. The loctite will also
Electronics Forum | Mon Jul 27 13:41:56 EDT 1998 | Chris Fontaine
Steve, We do a lot of hand spray conformal coating and have had much success. We have had much experience with Humiseal 1A20 Urethane. Acrylics are easier to work with but may not stand up to your environment. I don't have any experience with sili
Electronics Forum | Thu Apr 09 21:15:43 EDT 2009 | qualityguy
Interesting, A north American Solder resist firm stated the same thing to a degree. They said altering the resist cure profile can effectively change the surface energy thus making the surface more conducive to conformal coat adhesion. At in coming
Electronics Forum | Thu Aug 20 07:31:07 EDT 2020 | sssamw
It depends on what material you used, but normally viscosity, adhesion, thickness and coverage is usually being inspected in production.
Electronics Forum | Fri Apr 03 08:34:54 EDT 2020 | SMTA-Gregory
We need to be careful with product to avoid introducing a new failure mode, namely corrosion and dendrite growth, especially those running no clean processes! In addition to heat (reflow, wave and some selective soldering processes) killing the vi
Our Company handle AOI (Auto Optical Inspection) and SPI (Solder Paste Inspection) Machines.
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