Browse Categories
Search

Sealing Flange for 80mm dia Tube w/ 1/4" Feed-through, Valves & KF-25 Vacuum Ports - EQ-FL-80KF25-FT


Sale Price: Starting at USD$489.80
If you are international, please click this.

Product Options

Select Gauge Type:

 This is a pair of a smart sealing assembly for a vacuum tube furnace to seal both ends of OD 80-81 mm tube without any welding and gluing.

  • Left side 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 )  
  • Righ side flange has a KF25 port with a barbed needle valve. You may need KFD25 angle valve before connecting the vacuum port to a vacuum pump.  Please choose the KF25 angle valve at the 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-1200X Desktop Quartz Tube Furnace.
  • Excellent for any type of tubing: ceramic, glass, quartz and steel pipe.
    SPECIFICATIONS
    Package included One Mechanical Pressure Gauge ( Optional: Digital Pressure Gauge), two flanges, two steel sealing rings, four high-temperature silicone O-rings  ( 300oC Max.), and six screws
    Vacuum Level 10E-5 torr by molecular pump and 10E-2 torr by mechanical pump
    Sturcture           
    Installation Video
    Dimensions        Click to enlarge

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

    Related Products

    Shopping Cart
    Your cart is empty.
    Please clear the browsing history before ordering the product. Otherwise, availability and price are not guaranteed.
    Mailing Lists
    MTI sponsorships:
    MTI Sponsors Thermoelectrics Workshop

    MTI-UCSD Battery Fabrication Lab

    MTI Sponsors the Postdoctoral Awards


    Upcoming Shows:

    2023 MRS Fall Meeting Nov 26 - Dec 1 Boston MA

    Advanced Automotive Battery Conference AABC 2023 December 11 - 14 San Diego Booth 107

    APS March Meeting 2024 March 4 - 8 Minneapolis MN Booth 629

    Recent Attended Shows:
    ABAA Meeting 14 Oct 29 - Nov 1 Ho Chi Minh city Vietnam

    ACS Fall 2023 August 13 - 17 San Francisco CA Booth 664


    AABC Europe 2023 June 19 - 22 Mainz Germany Booth 602

    Click here to see our past conferences

     
    Notices
    1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Prices vary from country to country.
    2. We may add extra charges for paper orders and NET 30 terms due to extra labor costs.
    3. The prices listed are subject to change without notice.