{"product_id":"fl-76-kf25r","title":"Right Side Vacuum Sealing Flange for 3\" Tube w\/ KF-25 Port- FL-76-KF25R","description":"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 ( 300 o C 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\u003cbr\u003e\u003cbr\u003e\u003ctable border=\"1\" cellpadding=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage included\u003c\/td\u003e\n\u003ctd\u003eOne flange, one steel sealing rings, two high-temperature silicone O-rings ( 300\u003csup\u003eo\u003c\/sup\u003eC Max.) and three screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cbr\u003e\u003cbr\u003eStructure\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/CELogo.1_1d34a0d9-fbb7-491d-99ee-b12adf77c1f4.jpg?v=1706210189\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/CELogo.1_100x100.jpg\"\u003e\u003c\/a\u003e       \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/kai_zhuang_fa_la.jpg\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/kai_zhuang_fa_la_100x100.jpg\"\u003e\u003c\/a\u003e\u003cspan\u003e  \u003c\/span\u003e         \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/50fl.jpg\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/50fl_100x100.jpg\"\u003e\u003c\/a\u003e\u003cspan\u003e      \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/digital_gauge_123.jpg\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/digital_gauge_123_100x100.jpg\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/digital_gauge.jpg\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cbr\u003eFeatures\u003c\/td\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli\u003eSeal tube by tightening screws on the flange without any welding and glue.\u003c\/li\u003e\n\u003cli\u003eMade of Stainless Steel ( SS304) with double high-temperature silicon O-rings on each flange.\u003c\/li\u003e\n\u003cli\u003eVacuum level:\u003cstrong\u003e\u003ca href=\"..\/..\/..\/rotary-vane--pump.aspx\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e10E-2 torr\u003ca href=\"https:\/\/mtixtl.com\/search?q=mechanical+pump\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003e by a mechanical pump\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/mtixtl.com\/search?q=small+turbopump\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003e\u003cspan\u003e10E-5 torr by a small turbopump and \u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mtixtl.com\/search?q=small+turbopump\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003e10-6 torr by hi-speed turbopump\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eDescriptions\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3” right side flange \u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eThis flange has a KF25 port with a barbed needle valve. You may need\u003ca href=\"kf-valve-d25\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e KFD25 angle valve \u003c\/strong\u003e\u003c\/a\u003ebefore connecting the vacuum port to the vacuum pump. Please choose the KF25 angle valve at the related product below.\u003c\/li\u003e\n\u003cli\u003eSeal tube by tightening screws on the flange without any welding and glue.\u003c\/li\u003e\n\u003cli\u003eDesigned for MTI \u003ca href=\"otf1200xii\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eOTF-1200X Desktop Quartz Tube Furnace.\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eExcellent for any type of tubing: ceramic, glass, quartz, and steel pipe.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cbr\u003e\u003cbr\u003eOptions\u003c\/td\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"pgc554ld\" rel=\"noopener\" target=\"_blank\"\u003eYou can choose the various end of fitting as options ( click here to order separately )\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/mtixtl.com\/search?q=Flow+Meter+%28Direct+read+meter+%26+Mass+flow+meter%29\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003eYou may order flange support to avoid tube turning ( pic below right)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/Gas_Fittings.jpg\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/Gas_Fittings_100x100.jpg\"\u003e\u003c\/a\u003e      \u003ca href=\"kf25fls\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/FlangeSupport_100x100.jpg\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003cbr\u003e\u003cbr\u003eNotes\u003c\/td\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eMust 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.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003ePlease do not over tighten the three hex screws on the flanges to avoid overpressure incidents. The recommended torque is 35~40 inch-lbs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eFor 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.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/kit_flange.jpg\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/kit_flange_100x100.jpg\"\u003e\u003c\/a\u003e        \u003ca href=\"https:\/\/mtixtl.com\/search?q=+Sealing+flanges+for+40+-+42+mm+O.D+tube\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"Sealing flanges for 40 - 42 mm O.D tube\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/4664\/6008\/files\/thumb_1300-flange_100x100.bmp\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003ca href=\"https:\/\/mtixtl.com\/search?q=+Sealing+flanges+for+40+-+42+mm+O.D+tube\u0026amp;options%5Bprefix%5D=last\" rel=\"noopener\" target=\"_blank\"\u003e click pic to choose other size flanges \u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"MTI","offers":[{"title":"Default Title","offer_id":44985086443659,"sku":"FL76KF25R","price":0.0,"currency_code":"MYR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4405\/3643\/files\/EQ-FL-76-FT-R_Main_583ea605-1256-44f9-b2e4-37e743bb02ea.jpg?v=1764854112","url":"https:\/\/mti-indonesia.com\/products\/fl-76-kf25r","provider":"MTI Malaysia \u0026 Indonesia","version":"1.0","type":"link"}