Polyurethane / Urethane Back-up Rings Datasheets

Anti-Extrusion Rings -- Butt Cut Backup Style Ring
from Hi-Tech Seals, Inc.

The primary function of anti-extrusion rings is to take up space in a groove, and/or prevent extrusion of material at high pressures. Anti-extrusion rings can also be used to assist seals where exaggerated clearance gaps are an issue. The determining factors when selecting anti-extrusion ring... [See More]

  • Sealing Element or Lip Material (ASTM Abbreviation): Fluoroelastomer (FKM) (optional feature) Nitrile (NBR) (optional feature) Polyetheretherketon (PEEK) (optional feature) Polytetrafluoroethylene (PTFE) (optional feature) Polyurethane (optional feature)
  • Design Units: Metric