Shanghai Enactus Industrial Co., Ltd

Date: 23rd June 2016
Enactus-Type 4604 Burgmann Type 4604 Replacement
FeaturesThe water-lubricated stern tube seals for closed systems Type 4604 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design,Website:, convenient installation, little maintenance, no adjustments. Type 4604 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal. Please ask us for references.AdvantagesFor closed systemsWater-lubrictedNo oil or grease emissions to the environmentLow power consumptionCarbon seal face unsplit for first installation, split for repairsVersion with split mating ring availableOperating rangeShaft diameter: d1 = 50 ? 320 mm (1.97" ? 12.60")Water pressure: p = max. 2 bar (29 PSI)Barrier pressure: min. 0.2 bar (2.9 PSI) above water pressureTemperature: t = -5 ?C ? 40 ?C (23 ?F? 104 ?F)Speed range: n = see diagramAllowed shaft movementsAxial: ?5 mm, Radial: Shaft diameter (d1) up to 200 mm: ?2 mm, >200 mm: ?3 mmFlushing: approx. 1 l/h per Millimeter of shaft diameter (d1)MaterialsSeal face: Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B)Mating ring: Special cast CrNiMo steel (S) / 1.4462Collar: Nitrile-butadiene rubber (P)Face housing, clamp ring: CrNiMo steel (G)Springs: Hastelloy? C-4 (M) /1.4401Housing: 1.4571 / BronzeGasket: Burasil? (Y)Recommended applicationsShipbuildingSea waterFresh waterServiceprovide specialised design provide processing service according to constomer's need
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