Hinged Vacuum Sealing Assembly with Flange Support for 80 mm dia Tube Furnace - EQ-FL-80KF25-HG

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

SPECIFICATIONS

Features	Seal tube by tightening screws on the flange without any welding or gluing. Excellent for any type of tubing: ceramic, glass, quartz and steel pipe. Installation requires drilling holes on the furnace casing to mount the flange support. Made of Stainless Steel (SS304)  with high-temperature silicon O-rings on each flange. Delicate metal support allows for both vertical and horizontal adjustment The openable flange is designed for sample easily loading/unloading. Designed for MTI Dual Zone Split Tube Furnace with Vacuum Flanges & 4" Quartz Tube - OTF-1200X-4-II.
Descriptions	The left end comes with a hinged flange with a barbed valve, 1/4" feedthrough and pressure gauge. Mechanical Pressure Gauge is available as an alterlative of regular gauge. The right end comes with a hinged flange with a barbed valve and KF25 vacuum port. KFD25 angle valve may require for connecting the vacuum port to a vacuum pump.  Please choose the KF25 angle valve at the related product below.
Vacuum level	10E-2 torr by a mechanical pump 10E-5 torr by a small turbopump and  10-6 torr by hi-speed turbopump
Dimension	Click the image to the left for dimensions details.
Application Note	Place the o-ring on the notch of the hinged flange. A tube block is required behind each flange to avoid the silicone O-rings melting.   In the parts diagram on the left, the dia# is 80 for this product. Tube block is available in related products below. 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.