Electronics Forum: milky white spots after coating 1b73 (Page 1 of 1)

White spots on PCB

Electronics Forum | Fri May 11 15:43:41 EDT 2001 | davef

More information would be helpful. For instance: * Talk about the distribution of the problem, including a single lot or from various lots and over components and component types on the board * Tell us about the board (ie, thickness, type, solder ma

Help with dewetting

Electronics Forum | Tue May 25 13:03:35 EDT 2010 | jdumont

Hello, I have no experience with CE-1155 but a ton with 1B73. I would say Justin hit it right on the head. 1B73 does not like to be anywhere near silicone residues. We make sure the boards are handled with gloves after wash, before coat. Unfortunat

Coating adhesion problems

Electronics Forum | Tue Sep 21 11:34:10 EDT 2004 | davef

Several things to check are: * Ask Multicore if their flux res and your conformal coat are compatible. Conformal coats and NC flux res are notorious for having compatibily issues. * Conformal coat a bare board to determine if there is there is enoug

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