Project Description

V851-E

  • V851-E
  • V851-E
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Item No. Description
1.1 Seal face
1.2 Seal face
1.3 Thrust ring
1.4 Drive Collar
1.5 Spring
1.6 Set screw
1.7 O-Ring
1.8 O-Ring
2 Seat (G9)
3 O-Ring
4 Seat (G9)
5 O-Ring
  • Versatile torque transmission available
  • Pumping screw for media with higher
    viscosity also available
  • Capable of self-cleaning
  • Short installation length available on
    request
  • Can be employed for low solids content
  • Multifaceted application usage
  • EN 12756 (For connection dimensions
    d1 upto 100 mm)
  • Adhesives
  • Chemical industry
  • Low solids content and low abrasive media
  • Media with poor lubrication properties
  • Process industry
  • Toxic and hazardous media
  • Chemical standard pumps
  • EN 12756
  • Seal face: Special cast CrMo steel (S),
    Silicon carbide (Q1, Q2)
  • Seat G9: Carbon graphite antimony
    impregnated (A), Carbon graphite resin
    impregnated (B), Silicon carbide (Q1*, Q2*)
  • Seat G4: Silicon carbide (Q1*, Q2*)
  • Seat G6: Silicon carbide (Q1*, Q2*)
  • Seat G13: Carbon graphite antimony
    impregnated (A), Carbon graphite resin impregnated (B)
    * Cannot be combined with seal face made of S
  • Sizes: d1 = Upto 200 mm (Upto 7.875’’)
  • Pressure: p1 = 25 bar (363 PSI)
  • Temperature: t = -50 °C … + 220 °C
    (-58 °F … + 428 °F)
  • Speed = 20 m/s (66 ft /s)
  • Permissible axial movement:
    d1 upto 100 mm: ± 0.5 mm
    d1 from 100 mm: ± 2.0 mm
  • Dual seal configuration
  • Unbalanced design
  • Independent of direction of rotation
  • For plain shafts
  • Multiple or wave springs rotary
    construction
  • Pumping device available for
    increased efficiency in circulation
    (U740F-D)
  • Sealing with FEP & Spring energized
    PTFE seals also available on request