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Quick Clamp Vacuum Sealing Assembly for 60mm dia Tube Furance with KF50 Vaccum Port - EQ-FL-60QC

Sale Price: Starting at USD$369.00
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Left, Right, or Both:

This is a quick clamp vacuum sealing assembly for tube vacuum furnace tube of OD 60 mm without any welding and gluing.


  • Stainless steel flange with double high-temperature silicon O-rings.
  • Seal tube by tightening screws on the flange with no welding and glue needed.
  • KF50 port and clamp on the flange allow quick access to the vessel in the furnace.
  • High-temperature silicon O-ring and centering ring at flange cap.
  • 1/4" in diameter vacuum sealing assembly connects with rubber hose.
  • Ideal for any type of tubing: ceramic, glass, quartz and steel pipe.
    Vacuum Level     10-4 torr by molecular pump and 10-2 torr by mechanical pump
    Optional Parts                                
                        1                                 2                                    3                               4                               5
  • Outer and inner flange dimension
  • A refractory tube block is required in front of the flange to avoid silicone O-ring melting. 
    Please consider purchasing our ceramic tube block.
  • This product is heavy, flange support is highly recommended.
  • 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.
   Related Products             Flange for Tube from 1" to 11                      Vacuum Pump & High Vacuum Station
         Stainless Steel Sealing Flange Assembly for 1"-11" Processing Tubes                    Vacuum pump and high vacuum station


Part Number Part Name Qty
1 Inner and Outer Flange 1 pair
2 Pressing Ring 1
3 Centering Ring 1
4 Flange cap with valve 1
5 Hexagon screws 3
6 Clamp 1
7 High-Temperature Silicone O-ring (Black) 1
8 High-Temperature Silicone O-ring (White) 2
9 Gauge (only included for purchase with left flange) 1


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1. Prices listed online are valid for US market and whom pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor cost.
3. The prices listed are subject to change without notice.