Shanghai Enactus Industrial Co., Ltd

Date: 23rd June 2016
Enactus-BT-PN Burgmann BT-PN Replacement
FeaturesRubber bellows mechanical sealsUnbalancedSingle springIndependent of direction of rotationAdvantagesThe BT-PN is a large series mechanical seal with a simple yet effective design that is easy to assemble. The special spring arrangement allows a short axial installation length. This advantage is combined with an increased working pressure capability of up to 12 bar (174 PSI). The spring is free from torque transmission.Operating rangeShaft diameter:d1* = 8 ? 40 mm (0.31" ? 1.57")Pressure: p1** = 12 bar (174 PSI),Website:,vacuum ? 0.5 bar (7.45 PSI)Temperature:t** = -20 ?C ? +120 ?C (-4 ?F ? +248 ?F)Sliding velocity: vg = 10 m/s (33 ft/s)Operating limits depend on p?vg factor* Other diameters upon request** Dependent on medium, size and materialMaterialsSeal face:Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B), Silicon carbide (Q1, Q6)Seat:Aluminium oxide (V), Steatite (X), Silicon carbide (Q1, Q6, Q7)Elastomers:NBR (P), FKM (V), EPDM (E)Metal parts: CrNi steel 1.4301 (F), CrNiMo steel 1.4401 (G)Recommended applicationsFood and beverage industryWater and waste water technologyPool and spa applicationsHousehold appliancesSubmersible oil filled motors (4" / 6")Submersible pumps, back-to-back installationPeripheral pumps for industrial applicationsDomestic and garden pumpsCoffee machinesShower pumpsServiceProvide special designAccording to the requirements and conditions for the custom processing
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