Bellows Double Flow Induction / Convection

The BDFI™/BDFC™ (Bellows Double Flow Induction/Convection) is an innovative modular hybrid design, created using the inboard design of a BQFD™ and the outboard design of a DMSF™.


  • Incorporates pumping ring to maximize cooling and increase seal life

  • large 3/8" ports maximize cooling and extend seal life

  • Integral deflector guides cooling barrier fluid to the most essential areas

  • Sizes available from 1.000" to 5.000" (24mm - 125mm) in standard and ANSI Plus gland formats

BDFI - Bellows Double Flow Induction Seal
BDFI Cross Section

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Suitable for the following industries

  • Biodiesel
  • Ethanol