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Catalogue of products

SFLWT Metal Bellow


Single Seal, balanced. For shafts without a step. Independent of direction of rotation, with metal bellows rotating. 

Typical Industrial Applications:

  • Chemical industry
  • Highly viscous media
  • Hot media
  • Power plant technology
  • Refining technology

Technical characteristics

  • For extreme high temperature ranges
  • No dynamically loaded O-Ring
  • Pumping screw for highly viscous media available
  • Self cleaning effect
  • Short installation length possible


  • 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)
  • Factory and Headquarters
  • Official Distributor
  • Canada
  • USA
  • Mexico
  • bolivian
  • Paraguayan
  • Uruguay
  • Argentina
  • Portugal
  • France
  • Germany
  • Poland
  • Czech Rep.
  • Swiss
  • Romania