Enactus-PDGS Burgmann PDGS Replacement

FeaturesGas-lubricatedUni-directional or bi-directionalElastomer-freeReady-to-fit cartridge unitSingle,Website:, double, tandem seal and tandem with intermediate labyrinth availableSeparation seals as labyrinths, radial clearance seals or CobaSeal are optionally availableAdvantagesWear-free and contact-free operationSelf-cleaning 3D gas groovesHigh gas film stiffnessSecure cupped retainer for seatAvailable in various materials for optimized chemical resistanceProven, reliable and economical solutionOperating rangeShaft diameter:Ds1= 29 ... 355 mm (1.14" ... 13.98")Pressure:p = 0 … 450 bar (0 … 6,525 PSI)Temperature:t = -170 °C … +230 °C(-274 °F … +446 °F)Sliding velocity:vg = 0.6 … 200 m/s (2 … 656 ft/s)MaterialsSeal face: Silicon carbide with DLC coatingSeat: Silicon carbide with DLC coatingSecondary seals: Polymer ringsMetal parts: 1.4006 or other stainless steels.Other materials on request.Available also with EagleBurgmann DiamondFace technology.Recommended applicationsOil and gas industryRefining technologyPetrochemical industryHydrocarbon gasAmmoniaNitrogenRefrigerantsAirCentrifugal compressorsTurbo expandersBlowersServiceprovide specialised design provide processing service according to constomer's need

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