Mechanical Seal WRS

Type in the H-Brinker HBWRS

WRS Operating range

  • Shaft diameter: 25 … 195 mm (1″ … 7.7″)
  • Process gas pressure: up to 40 bar (580 PSI)
  • Required oil pressure: Pproduct + Δp (1-3 bar, depending on sliding velocity)
  • Gas temperature: t = -20 °C … +200 °C (-4 °F … +392 °F)
  • Oil temperature: t = 30 °C … 60 °C (86 °F … 140 °F)
  • Sliding velocity: vg = 5 … 100 m/s (16 … 328 ft/s)
  • Oil viscosity: ISO VG32 + 46
Category:
Description
ItemDescription
1Seat, rotating
2Seal face, stationary
3Face housing
6Spring
7Shaft sleeve
13Housing
  
AOil IN
BOil OUT

Seal WRS Features (HBWRS)

  • Oil-lubricated
  • Bi-directional
  • Externally pressurized
  • Ready-to-fit cartridge unit
  • Single, face bushing and double seal available
  • Suitable for high speed
  • Hydrodynamic grooves for increased operating capabilities and stabilized low leakage

Seal WRS Material

  • Seal face: Silicon carbide
  • Seat: Silicon carbide
  • Secondary seals: FKM
  • Metal parts: 1.4006 or other stainless steels

Seal HBWRS Advantages

  • Low oil consumption
  • Rugged seat with bandage ensures reliable operation
  • Wear-free operation by use of lift-off-design
  • Does not open if oil pressure drops

Seal WRS Recommended applications

  • Oil and gas industry

  • Refining technology

  • Petrochemical industry

  • Refrigerants

  • Screw compressors

  • Centrifugal compressors

  • Geared compressors