SMTnet Express, October 7, 2021, Subscribers: 26,641, Companies: 11,452, Users: 26,882 Cleaning Before Conformal Coating Cleaning PCBs before conformal coating removes potentially harmful and unknown contaminants from the board
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. Molten The condition where a material that is solid at room temperature is liquid. N No Clean (NC) Category of flux designed to be left on a product after soldering, as opposed to cleaning it off