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Hinged Vacuum Sealing Assembly with Flange Support for 101 mm dia Tube Furnace - EQ-FL-101KF25-HG

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This is a pair of hinged vacuum sealing assembly with flange support for 4" vacuum tube furnace to seal both ends of OD 100-102 mm ( 4")  tube without any welding and gluing. SPECIFICATIONS

  • Seal tube by tightening screws on the flange without any welding or gluing.
  • Excellent for any type of tubing: ceramic, glass, quartz and steel pipe.
  • Installation requires drilling holes on the furnace casing to mount the flange support.
  • Made of Stainless Steel (SS304)  with high-temperature silicon O-rings on each flange.
  • Delicate metal support allows for both vertical and horizontal adjustment
  • Openable flange is designed for sample easily loading / unloading.
  • Designed for MTI Dual Zone Split Tube Furnace with Vacuum Flanges & 4" Quartz Tube - OTF-1200X-4-II.    
  • Left end comes with a hinged flange with a barbed valve, 1/4" feedthrough and pressure gauge.
  • Mechanical Pressure Gauge is available as an alterlative of regular gauge.
  • Right end comes with a hinged flange with a barbed valve and KF25 vacuum port.
  • KFD25 angle valve maybe required for connecting the vacuum port to a vacuum pump.
Vacuum level
Dimension  Click the image to the left for dimensions details.
Application Note
  • Place the o-ring on the notch of the hinged flange.
  • A tube block is required behind each flange to avoid the silicone O-rings melting.  
  • In the parts diagram on the left, the dia# is 100 for this product.
  • Tube block is available in related products below.
  • Warning: For liability considerations, MTI does not recommend or endorse the use of any toxic, flammable or corrosive gases with our flange assemblies. Please contact us with any concerns.

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