Back-Up Rings

Lanson Polymers offer a range of Back-Up Rings in a variety of materials.

These components are used to prevent seal extrusion at higher temperatures & pressures and are available in either a solid or scarf cut option.

Features & Benefits

Solid or scarf cut options depending on groove design

Almost universal chemical resistance

Various materials to choose from to suit the application


Typically used to prevent extrusion of the O-Ring at higher temperatures & pressures.