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Este compendio es un organismo vivo. Si tienes la pregunta número 100, escríbenos y la resolvemos juntos. En Kolorguide no paramos de aprender. Fundamentos Herramientas... Continue reading
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Category: Lab & Quality control
In the converting, printing, and packaging industries, a single adhesion failure can cost thousands of dollars in rejected material. That is why treating your test... Continue reading
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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
natalia
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
Introduction Corona treatment should produce a stable, uniform electrical discharge across the full width of the web. When that discharge becomes unstable—visible sparks, crackling sounds,... 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
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