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Vacuum Flange with Digital Vacuum Gauge, Ball Valve and KF25D Adaptors for 60mm Dia Tube - EQ-FL-60K25-1/8NPT

In stock
Item Number: EQ-FL-60K25-1/8NPT

Quantity Discounts

2 to 5USD$1,610.25
6 to 9USD$1,525.50
10 or moreUSD$1,440.75
This vacuum flange assembling kit is for sealing 60 mm diameter processing tube and achieving higher vacuum pressure up to 10-4torr, which consists of: 
  • Right end flange has a 1/8 NPT female connector for Compact Digital Vacuum Gauge, KF-D25 port and a needle valve (a 1/4 barbed for gas release) for 60 diameter processing tube.
  • Left end flange has a 1/4 barbed needle valve for 60 diameter processing tube.
  • Seal tube by tightening screws on the flange without any welding and glue. 
  • One Digital Display Vacuum Gauge (10E-4 - 10E-3 Torr).
  • One KF-D25 Stainless Steel Vacuum Hose with KF (1 meter long).
  • One KF-D25 Right Angle Valve.
  • Three Quick Clamps with Rubber O-Ring for KF-D25 flange


  • Seal tube by tightening screws on the flange without any welding and glue.
  • Made of Stainless Steel with double high-temperature silicon O-rings on each flange.
  • Excellent for any type of tubing: ceramic, glass, quartz and steel pipe.
  • Vacuum level: 10E-4 torr by molecular pump and 10E-2 torr by mechanical pump


Installation Video

   Click to enlarge
  • Must put a refractory tube block in front of the 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 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


No.                                                Items included in the package      Picture


2 Vacuum Ball Valve with Dual KF-D25 Adapter


Stainless Steel Vacuum Pipe with KF-D25 Adapter - 1 Meter Length

4 Three Quick Clamps with Rubber O-Ring for KF-D25 Vacuum Adapter

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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.