Pillar stationary Metal bellows type QBS is mechanical seal having welded double bellows without shaft packing which provides excellent resistance against pressure and temperature.
Using Pillar QBS with the combination of secondary seal will make contribution to secure the safety and prevent the leak of toxic/inflammable fluid to atmosphere.
  • Countermeasure against operation failure
    Pillar QBS assures the effect for countermeasure against operation failure of shaft packing type mechanical seal.
  • Wide application range
    Pillar QBS is made of inconel, it is applicable to a wide range of fluid.
  •  Pressure: 3.0MPa
  • Temperature Range: -50 – +450°C
  • Peripheral speed: 60m/s
  • Application: High temperature, Low temperature, High velocity, High pressure pumps
Basic Construction