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FeaturesFor stepped shaftsBalancedRotating springSingle or double seal availableStandard version with U-grooves, V-grooves optional (dependent of direction of rotation)Gas-lubricatedDoes not open in the event of buffer pressure failure, self closing at pressure reversalAdvantagesContact-free operation, no frictionNo differential pressure required with hard/soft material combinationApplicable as containment seal acc. to API 682Operating rangeShaft diameter:d1 = 28 ... 125 mm (1.10" ... 4.92")Pressure: p1 = 25 bar (363 PSI)Temperature:t* = -20 °C ... +170 °C (-4 °F ... +338 °F)Sliding velocity:v
Enactus-CGSH-K Burgmann CGSH-K Replacement
