FeaturesStationary bellowsSingle SealBalancedIndependent of direction of rotationAdvantagesFor high temperatureHigh sliding velocitiesNo elastomer secondary sealsOperating rangeShaft diameter: d1 = 16 ... 100 mm (0.63" ... 4"), (>100 mm on request)Externally pressurized: p1 = 25 bar (363 PSI), (higher pressure possible, please inquire)Internally pressurized:p1<120 °C (248 °F) 10 bar (145 PSI),p1<220 °C (428 °F) 5 bar (72 PSI),p1<400 °C (752 °F) 3 bar (44 PSI)Stationary seat lock necessary.Temperature:t = -20 °C ... 400 °C (-4 °F ... +752 °F)Sliding velocity: vg = 50 m/s (165 ft/s)MaterialsBellows:Inconel® 718 (M6), Hastelloy® C-276 (M5)Seal face:Carbon graphite antimony impregnated (A), Silicon carbide (Q12)Seat:Silicon carbide (Q1), Special cast CrMo steel (S)Metal parts:Duplex (G1), Carpenter® 42 (T4), Hastelloy® C-4 (M)Recommended applicationsProcess industryOil and gas industryRefining technologyPetrochemical industryChemical industryHot mediaHigh sliding velocitiesPumpsSpecial rotating equipmentServiceProvide special designAccording to the requirements and conditions for the custom processingDimensions in mmdd1d2d3d4d5d6ln x mxt1916–1920.52930.325.34533.54 x M462420–2425.53538.833.84933.54 x M463025–3031.54043.638.65534.56 x M463531–35364545.840.859336 x M464036–40415051.546.56530.56 x M464541–45465555.250.26935.56 x M465146–51526364.759.776.540.56 x M576052–60617070.665.684326 x M577061–70718082.876.895386 x M578271–8283.5959892112416 x M678883–8889.5100107.7101.7120476 x M6710089–100101112112.7106.7130476 x M67
