Bubbles formation in conformal coating| 20 September, 2016
Currently we are facing bubble formation in conformal coatings in the pcba. Have varied various specs of the conformal coating machine, even during manual application also having the same issue. the material used is silicone conformal coating. Need possible suggestions to overcome this problem.
In answer to your question: You're creating bubbles in your conformal coating by trapping air or vapor in the coating. For more: GOOGLE => 5 Common Causes of Bubbles in Conformal Coating (and Their Remedies)[Diamond-MT's Blog]