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Vacuum Sealing Assembly for 101 mm dia Tube Furnace with KF-25 Vacuum Port & 1/4 Feedthrough-EQ-FL-101KF25-FT (D/M)


Sale Price: Starting at USD$998.00
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This is a pair of smart sealing assembly for  4" vacuum tube furnace to seal both ends of OD 100-102 mm ( 4")  tube without any welding and gluing.

  • One end of flange has a barbed needle valve,1/4" feedthrough for thermocouple inserted  and 1/8 NPS valve with installed Mechanical Pressure Gauge. (if you need Compact Digital Vacuum Gauge, please choose from product option at extra cost. If you don't need vacuum gauge, please instruct us when you order, we can take it off, but no price deduction )  
  • Another end flange has a KF25 port with barbed needle valve. You may need KFD25 angle valve before connecting the vacuum port to vacuum pump.  Please choose the KF25 angle valve at related product below.
  • Seal tube by tightening screws on the flange without any welding and glue.
  • 1/4" in diameter vacuum sealing assembly will connect with 1/4" rubber hose.
  • Designed for MTI OTF-1200XDesktopp Quartz Tube Furnace.
  • Excellent for any type of tubing: ceramic, glass, quartz and steel pipe.

SPECIFICATIONS
Package included One Mechanical Pressurre Gauge ( Optional: Digital Pressure Gauge), two flanges, two steel sealing rings, four high temp. silicone O-rings ( 300°C Max.), and six screws


Structure
          

Features
  • Seal tube by tightening screws on the flange without any welding and glue.
  • Made of Stainless Steel ( SS304)  with double high temperature silicon O-rings on each flange.
  • Vaccum level: 10E-5 torr by molecular pump and 10E-2 torr by mechanical pump



Installation Video


Demension
 click to enlarge
Warning
  • Must put a refractory tube block in front of flange (see picture below) to avoid heat radiation melt silicone O-ring. You may 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.
       


Optionals
                 
Related Click here to choose 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
   
        

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Notices
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.