Characteristics and performance

The Hallite 455 double acting piston seal design, with a filled PTFE face ring, provides the designer with a compact, low friction seal for light to medium duty hydraulic cylinders. It has been superseded as a product group.

Product details

Equivalent parts can be found in the new PFR product datasheet from the Armorlene® PTFE product catalogue

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Max pressure *

350 Bar

Temp range

-30°C
100°C

Max speed

4m/sec

* Max pressure stated is dependant on the material variant selected. Please consult the datasheet for further information.

Key:
  • Recomended
  • Possible
  • Not suitable

* For fluid types marked as possible, please call our team of experts on +49 (0)40 73 47 48-0 to talk through your requirements and determine if this seal is the most suitable for your needs.

 Dynamic applicationStatic application
Fluids based on mineral oil  
AnyRecommendedPossible
Waterbased fluids  
HFA (5/95)PossiblePossible
HFB (60/40 invert emulsion)PossiblePossible
HFC (water glycol)PossiblePossible
WaterPossiblePossible
Other fluid types  
Air/NitrogenPossibleNot suitable
HFD (Phosphate ester ARYL Type)Not suitableNot suitable
Synthetic esters (HEES, HFDU)RecommendedPossible