In the world of surface tension testing and converting, precision is not just a goal—it is a requirement. To ensure proper adhesion of inks, coatings,... Continue reading
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Adhesion to aluminum foil and metallized films depends on the removal of residual oils and the control of surface energy. For optimal adhesion of inks... Continue reading
Introduction Corona treatment is widely used to improve adhesion on plastic films. When applied correctly, it modifies only the outer molecular layer of the substrate,... Continue reading
Introduction Corona treatment is essential for improving ink, coating, and adhesive adhesion on plastic films. However, more treatment is not always better. In many production... Continue reading
Introduction Many converting operations face the same frustrating situation:corona treatment works perfectly on polyethylene (PE), but struggles—or completely fails—on polypropylene (PP) and polyethylene terephthalate (PET).... Continue reading
Corona Treater Arcing: Causes, Risks, and How to Verify Surface Treatment After an Arc Event A corona treater arc is not the same as normal... Continue reading
How long does corona treatment last? Corona treatment can last from weeks to several months under ideal storage conditions. However, factors such as contamination by... Continue reading
1. Uneven Electrode-to-Substrate Gap Corona treaters rely on maintaining a precise, uniform gap between the electrode and the substrate across the full web width. Over... Continue reading
Introduction: The Hidden Cost of Failed Corona Treatment You’ve invested in corona treatment equipment. Your operators run the material through treatment before every print run.... Continue reading
A complete technical guide to diagnosing and solving ink adhesion problems on plastic substrates Introduction You’ve just run a production batch of 10,000 printed plastic... Continue reading
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