Enactus-Cartex-GSDN Burgmann Cartex-GSDN Replacement

FeaturesStationary springsRotating seatDouble sealBalancedCartridge unitStandard version with V-grooves,Website: optional (independent of direction of rotation)Gas-lubricated, gas-bufferedDoes not open in the event of buffer pressure failure, self closing at pressure reversalAdvantagesContact-free operationNo friction on the seal faces, no heat generated at the seal or in the mediumNo additional complex components to dissipate frictional heatMaximum environmental protection and maximum efficiencyOperating rangeShaft diameter:d1 = 30 … 100 mm (1.18" ... 3.94")Pressure:p1 = 13 bar (189 PSI),p3 = 16 bar (232 PSI)with V-grooves (uni-directional)p1 = 9 bar (131 PSI),p3 = 12 bar (174 PSI)with U-grooves (bi-directional)Differential pressure(p3 - p1) = min. 3 bar (44 PSI)Operating temperature limits for:EPDM -20 °C … +140 °C (-4 °F ... +284 °F)FFKM -20 °C … +120 °C (-4 °F ... 248 °F)FKM -20 °C … +170 °C (-4 °F ... 338 °F)Sliding velocity: vg = 4 … 15 m/s (13 ... 49 ft/s)Axial movement: ±  1.0 mmMaterialsSeal face: Silicon carbide (Q1/Q19)Seat: Silicon carbide (Q19/Q1)Secondary seals:FKM (V), EPDM (E), FFKM (K)Spring: Hastelloy® C-4 (M)Metal parts:CrNiMo steel (G), Hastelloy® C-4 (M)Recommended applicationsChemical industryRefining technologyGases and liquidsMedia which require high purityEnvironmental harmful mediaPumpsServiceProvide special designAccording to the requirements and conditions for the custom processingDimensions in mmd1d2d3mind3maxl4l5l6l7a2das3052545725...5596225........3778228..5859028..410041.658..410041.658..665..665..665..665.415421822

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		FeaturesOil-lubricatedBi-directionalExternally pressurizedReady-to-fit cartridge unitSingle,Website:, face bushing and double seal availableSuitabl...
		FeaturesExternal configurationBalancedIndependent of direction of rotationIndependent of pressure directionAdvantagesRobust and easy to install des...
		Structure Description:Equivalent to Burgmann MG9For plain shaftsSingle and dual sealElastomer bellows rotatingUnbalancedIndependent of direction of...
		FeaturesFor unstepped shaftsRotating bellowsSingle SealBalancedIndependent of direction of rotationRoller bellowsAdvantagesFor extreme temperature ...
		FeaturesAPI 682 Category 2 and 3,Website:, Type A, Arrangement 2 sealDual seal in face-to-back arrangementDry contact outer seal (containment seal)...

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