Corona Surface Treatment

Through our Baldwin brand, historically recognized as Ahlbrandt, BW Converting delivers cutting-edge corona surface treatment technology to improve material adhesion and printability. Our systems produce plasma, which modifies the surface energy of plastic film and metal foil substrates, ensuring optimal performance for inks, coatings and adhesives. By improving adhesion, you can achieve higher-quality finished products that stand out in the market.

Our Products


  • Corona Pure

    Improved adhesion to film, foil and fabric


  • Corona Pure XL

    Improved adhesion to large film, paper, and nonwoven


  • Corona Extrude

    Surface treatment for blown film production


  • Corona Flex

    Improved adhesion to thick webs and foams


  • Corona SlimLine

    Compact surface treatment for label printing and narrow webs


  • Plasma Treaters

    Rotary plasma treatment products for complex surfaces, precise spots, and 3D surfaces


  • CleanSpec™ Electrode

    Replacement electrodes for clean environments