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Vacuum Sealing Assembly for 1" dia Tube Furnace with Valve / Vacuum Meter - EQ-FL-25

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This is a pair of smart sealing assemblies for the tube vacuum furnace to tighten both ends of OD 1" (25-26 mm) tube without any welding and gluing.
Left or right side flange is available in product option

Three types of Package optional
( choose from product option )
For both sides:  A pair of  flanges with 4 high-temperature silicone O-rings(300°C Max.) and 1 mechanical gauge 
For left side:     Left side flange with 2 high-temperature silicone O-rings(300°C Max.) and 1 mechanical gauge 
For right side:   Right side flange with 2 high-temperature silicone O-rings(300°C Max.)
  • Made of Stainless Steel with 2 high-temperature silicone O-rings (300°C Max) on each flange.  (for both sides order)
  • Seal tube by tightening screws on the flange without any welding and glue.
  • 1/4'' diameter stainless steel gas inlet/outlet fitting for PVC hose tube (tube not included).
  • Two vacuum valves and one pressure gauge are installed with flanges.(for both sides order)
  • Excellent for vacuum sealing any type of 1" O.D. tubing: ceramic, glass, quartz, and steel pipe.
  • Designed for fitting 1" diameter tube furnace and accepting tube OD from 25 mm - 26 mm
Vacuum Level
Optional Parts
Installation Video
Dimensions   Click to enlarge
  • Must put a refractory tube block between the flange and the sample to avoid melting the silicone O-ring by heat radiation. Please order a ceramic block in related products.
  • Please do not over-tighten the three hex screws on the flanges to avoid overpressure incidents. The recommended torque is 35~40 inch-lbs.
  • 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.
Optional Accessories Choose flange for tube from 42mm to 11" and Vacuum Pump & High Vacuum Station.
Stainless Steel Sealing Flange Assembly for 1"-11" Processing Tubes             Vacuum pump and high vacuum station

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