Bitesize Nexus Help: The Biggest Cause of Conformal Coating De-wetting Defects

The biggest single cause of de-wetting (a lack of adhesion) of conformal coating on a printed circuit board is silicone contamination accidently introduced in the production line. The silicones can come from many areas including RTVs on the bench and lubricants for machines.

Contact Nexus Consultants for more help on silicone conformal coating de-wetting