PTFE back-up rings

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PTFE back-up ring
PTFE back-up ring

... The anti-extrusion rings are used in dynamic and static sealings, for applications of rods or pistons. Their function is to reduce the seal creep(ring or four lobes) when the pressures and mechanical play is important. There are three standard profiles ...

PTFE back-up ring
PTFE back-up ring

... Reliably Prevent Gap Extrusion Back-up rings do not have a sealing function but are used to prevent gap extrusion. They can be used in combination with O-rings or X-rings, both for static and dynamic loads. Back-up rings prevent the seal from extruding ...

PTFE back-up ring
PTFE back-up ring

... Specification There are three basic types of PTFE back-up rings in use. They are single turn (scarf out), multi-turn(spiral cut), and solid (uncut) configurations. We have the ability to provide PTFE back-up ring for applications where ...

PTFE back-up ring
PTFE back-up ring

... Back-up rings are manufactured from extrusion resistant material as protection and support elements, normally with a rectangular cross-section. For static applications they are used together with an elastomer seal – usually an O-ring – placed in the ...

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