Problems and Solutions for Defoaming of Powder Coatings (2)
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Pinholes, as a type of coating defect, are particularly noticeable in high-gloss powder coatings, and low-gloss powder coatings, especially matte sand-patterned powder coatings, are usually not noticeable. How to prevent and eliminate pinholes in medium and high-gloss powder coatings has become a topic that powder coating technicians must face (the following research is only for thermosetting high-gloss powder coating systems).
