This is a pair of hinged vacuum sealing assembly with flange support for 4" vacuum tube furnace to seal both ends of OD 100-102 mm( 4") 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 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 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. Right end comes with a hinged flange with a barbed valve and KF25 vacuum port. KFD25 angle valve maybe required for connecting the vacuum port to a vacuum pump. Vacuum level 10E-2 torr by a mechanical pump 10E-5 torr by a small turbopump and 10-6 torr by hi-speed turbopump 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 100 for this product. Tube block is available in related products below. Warning: 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. STANDARD PACKAGE Part Number Part Name Qty 1 Mechanical Pressurre Gauge 1 2 Openable Flange 2 3 Steel Sealing Ring 2 4 High-Temperature Silicone O-ring for tube and flange sealing SOR-100 2 pairs 5 High-Temperature Silicone O-ring for hinged flange sealing SOR-Hinged-100 1 pair 6 Hexscrew 6 7 Matel Support 1 pair 8 304 SS Barbed Hose Fitting 2 9 Flange Installation Screw 6 10 Matel Support Installation Screw and Nut 18
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