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Gapi Group  Home

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Products
    O-Rings - rubber
    O-Rings - FEP
    O-Rings - PTFE
    Rubber Cords
   
Back-up - PTFE
    PTFE Stock Shapes
    Oil Seals
    Lip seals - polyurethane
    Lip seals - rubber
    Wiper rings

    Composite - Rubber
    Composite - PTFE
    Thin Walled Tubes PTFE
    Finished Parts Rubber
    Finished Parts PTFE
    Polyurethane Parts
    TORLON® (*)
    Bonded Seals
    Vulkollan® (**)
    Braided Packings
    Metal gaskets

Contact us

gapigroup@
gapigroup.com

(*) Torlon® Trademark
Solvay Belgium

(**) Vulkollan® Trademark Bayer Leverkusen Germany

Gapi® Trademark Gapi Italy

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Back-up PTFE rings


Back-up rings are always used in conjunction with rubber O-Rings. Back-up rings are  fitted in order to restrict the size of the gap between metal parts thereby preventing the O-Rings to be extruded.

Back-up rings are produced in 3 standard types (solid, spiral and cut).