Project Description

V811O

  • V811O
  • V811O
Item No.Description
1.1Seal face
1.2Drive collar
1.3Thrust ring
1.4O-Ring
1.5Spring
1.6Set screw
2Seat (G9)
3O-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
  • Chemical industry
  • Food and beverage industry
  • Medias with low solid contents
  • Marine applications
  • Process industry
  • Water and waste water technology
  • Chemical standard pumps
  • Gear wheel feed pumps
  • Multistage pumps
  • Vertical screw pumps
  • EN 12756
  • Seal face: Special cast CrMo steel (S),
  • Silicon carbide (Q1, Q2), Aluminium oxide (V)
  • Seat G9: Carbon graphite antimony
    impregnated (A), Carbon graphite resin
    impregnated (B), Silicon carbide (Q1*, Q2*)
  • Seat G6: Silicon carbide (Q1*, Q2*)
  • Seat G13: Carbon graphite antimony impregnated
    (A), Carbon graphite resin impregnated (B)
  • Secondary seals: EPDM (E), NBR (P),
    FKM (V), FFKM (K)
  • Springs: CrNiMo steel (G) Metal parts:
    CrNiMo steel (G), Duplex (G1)
    * Cannot be combined with seal face made of S
  • Sizes: d1 =Upto 100 mm (Upto 4.000’’)
  • 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 = up to 25 mm: ± 1.0 mm
    d1 = 28 up to 63 mm: ± 1.5 mm
    d1 = from 65 mm: ± 2.0 mm
  • Single 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
  • Sealing with FEP & Spring energized
    PTFE seals also available on request