G-Groove Covers

    • Shoe presses

    • Conventional presses

     

    Grooved Stainless Steel Cover from Karhula


    Since 1988, hundreds of G-Band covers havee been produced for paper mills all over the world as well as for leading manufacturers in the paper and board industry. The cover is optimal suited for use in shoe presses and in many cases also advisable for conventional presses.

    One important difference to grooved polymer roll cover is the unique repairability of our G-Groove.In addition to on-site repair, partial replacement as a ring repair is in many cases also possible in case of major damage.

     

     

    Other Advantages:

    • Very long service life, especially with tungsten carbide coatings
    • Excellent and constant dewatering capacity
    • Dimensional stability even under high pressure
    • Optimum performance over many years due to steel construction
    • Longer service intervalls
    • Intensitive to heat build-up
    • Resistance to doctoring
    • Including new roll shells - if required

    Independent from manufacturer:

    We are familiar with almost all common types of established manufacturers. Thanks to our many years of experience, we are able to find together with you a solution for optimizations and problematic cases.

    Gallery

     

     

    Technical Specification

    • Cover thickness :   12,5 mm
    • Cover hardness:   190-220 HV (uncovered)
    • Hard coating (optinal) - available in different coating thickness and surface roughness
    • Surface roughness: Ra= 0,4-1,0 µm (kundenspezifisch)
    • Groove width: optional 0,5 mm / 0,6 mm or 1,0 mm