Oil well specialities


High ACN saturated grades are best for low swell and explosive decompression resistance . This also applies to fuel and refrigerant applications. No other supplier offers a line of fully saturated HNBR grades that equals Therban® for performance.


Use Therban® for:

  • Blow-out preventers
  • Packers
  • Drill-pipe protectors
  • Stator pumps
  • Drill bit seals