Description
Function
Back-up rings or Anti Extrusion Rings do not have a sealing function. They are designed to prevent elastic sealing elements of gap extrusion.
Features
- Triangular Anti Extrusion Ring for Piston applications.
- Special housing designs required.
- Reduced gap extrusion of the elastomer seal and/or higher pressures up to 700bar possible.
- Available as split and non-split version.
Application
Dynamic and static applications in reciprocating pistons in hydraulic cylinders, plungers, etc.
Unfavourable tolerances and wide gap dimensions.
Installation
Snap-in installation
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