GNB Corporation Vacuum Multi-Coolant Baffles
Technical Information: Baffles
Multi-Coolant Baffles

Features of GNB's Design

  • Stops 99% of oil backstreaming with its five bounce design and a cryogenic temperature.
  • Increases water-vapor pumping speed.
  • Leading supplier to all industries that use diffusion pumps.
  • Tube fittings available per customer's request.
  • Holds weight of diffusion pump, cryopump or turbo pump.

Standard Multi-coolant Baffles Options

  • 304 stainless steel outer housing
  • Bead-blast finish
  • 5 bounce copper chevrons
  • Uniform tubing layout design for more efficient cooling
  • Design for chilled water, flowing LN and closed loop cryo-chillers (Polycold™, Telemark™)
  • Flangeless design
  • Leak checked to <1x10-9 std cc/sec He
  • Designed and cleaned for 10-8 Torr operation

Additional Multi-coolant Baffles Options

  • Polished (grained) inside or outside finish
  • Electro-polish finish
  • Flange design available
  • Flanges to match mating components
  • Roughing ports
  • Retangular and unique shapes
  • Aluminum or Stainless steel chevrons

GNB Catalogs

GNB Full Catalog (pdf)

Conversion Tables

Conversion Calculator

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