Project Description

VGMXU

  • VGMXU
  • VGMXU
Item No.Description
1.1Seal face with bellows unit
1.2Sealing Ring
1.3Drive Collar
1.4Socket head screw
1.5Set screw
2Seat
3Sealing Ring
  • Suitable for very high temperature
    application
  • No dynamically loaded O-Ring
  • Pumping screw for media with higher
    viscosity also available
  • Short installation length possible
  • Rugged design for long operating life
  • Bellows design efficiently ensure self-
    cleaning
  • Chemical industry
  • Highly viscous media
  • Hot media
  • Power plant technology
  • Refining technology
  • Seal face: Carbon graphite antimony
    impregnated (A), Silicon carbide (Q12)
  • Seat: Silicon carbide (Q1)
  • Bellows: Inconel® 718 hardened (M6),
  • Hastelloy® C-276 (M5)
  • Metal parts: CrNiMo steel (G), Duplex (G1),
    Carpenter® 42 (T4), Hastelloy® C-4 (M)
  • Sizes: d1 = Upto 150 mm (Upto 6.000’’)
  • Externally pressurized:
    p1 = … 25 bar (363 PSI)
  • Internally pressurized:
    p1 <120 °C (248 °F) 10 bar (145 PSI)
    p1 <220 °C (428 °F) 5 bar (73 PSI)
    p1 <400 °C (752 °F) 3 bar (44 PSI)
    Stationary seat lock necessary
  • Temperature: t = -40 °C .. +400 °C (-148 °F .. +752 °F)
    Speed = 20 m/s (66 ft/s)
  • Single seal configuration
  • Balanced design
  • Independent of direction of rotation
  • For plain shafts
  • Rotary metal bellows design