This is the right side of smart sealing assembly for 3" vacuum tube furnace to seal 76 +/- 1.0 mm tube without any welding and gluing. SPECIFICATIONS Package included One flange, one steel sealing rings, two high-temperature silicone O-rings ( 300oC Max.) and three 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. Vacuum level: 10E-2 torr by a mechanical pump 10E-5 torr by a small turbopump and 10-6 torr by hi-speed turbopump Descriptions 3” right side flange This flange has a KF25 port with a barbed needle valve. You may need KFD25 angle valve before connecting the vacuum port to the 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. Designed for MTI OTF-1200X Desktop Quartz Tube Furnace. Excellent for any type of tubing: ceramic, glass, quartz, and steel pipe. Options You can choose the various end of fitting as options ( click here to order separately ) You may order flange support to avoid tube turning ( pic below right) Notes 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 gasses with our flange assemblies. Please contact us with any concerns. click pic to choose other size flanges
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