Hydraulic Valves

Innovative Sealing Systems from FiPur® 

Requirements/Tasks

  • Reliable sealing system consisting Piston Seal, Rod Seal, Wiper, Wear Ring and static O-Ring sealing
  • Tribological optimization for the dynamic sealing elements
  • Pressure: > 500 bar
  • Temperature: -30°C to +110°C
  • Media: Specified established hydraulic oils (HLP / HLPD /HEES)
  • Lifespan: > 7.000h

 

Common design: Standard hydraulic elements

Disadvantages

  • High friction
  • Limited media resistance
  • High wear of the dynamic seals and wiping elements
  • Limited service life

 

New design: Fietz wiper element for hydraulic valves

  • Customized wipers for permanent and reliable use in hydraulic valves
  • Tailor-made FiPur® materials: high wear resistance FiPur® 150

 

 


 

User´s benefit

  • Reliable and robust function of the hydraulic valve
  • Reduced operating cost due to extension of maintenance cycles




FiPur®  Case studies

 FiPur® Case studies


FiPur®  Product sheet

 FiPur® Double-lip Wipers


FiPur®  Material Specifications

  Material Specifications FiPur® 150