Enactus-Cartex ANSI Dual Seals Burgmann Cartex ANSI Dual Seals Replacement

FeaturesDual sealAvailable for standard (Cartex-ASDN) and big bore (Cartex-ABDN) seal chambersCartridgeBalancedIndependent of direction of rotationDouble pressure balancedIntegrated pumping deviceAdvantagesIdeal for use in ANSI process pumpsUniversal applicable for packings conversions,Website:, retrofits or OEMIdeal seal for standardizationsNo dimensional modification of the seal chamber necessary, small radial installation heightNo damage of the shaft by dynamically loaded O-RingExtended service lifeNo damage caused by dirt entered during assemblyStraightforward and easy installation due to pre-assembled unitOperating rangeShaft diameter:d1 = 25 ... 100 mm (1.000" ... 4.000")Other sizes on requestTemperature:t= -40 °C ... 220 °C (-40 °F ... 428 °F)(Check O-Ring resistance)Sliding face material combination BQ1Pressure: p1 = 25 bar (363 PSI)Sliding velocity: vg = 16 m/s (52 ft/s)Sliding face material combination Q1Q1 or U2Q1Pressure: p1 = 20 bar (290 PSI)Sliding velocity: vg = 10 m/s (33 ft/s)Barrier fluid circulation system:p3max = 25 bar (363 PSI)Δp (p3 - p1)ideal= 2 ... 3 bar (29 ... 44 PSI),7 bar (102 PSI) for barrier media with poor lubricating properties)Pump startup:Δp (p3 - p1)max = 25 bar (363 PSI) allowedRecommended supply medium:max. ISO VG 5Axial movement:±1.0 mm, d1 ≥75 mm ±1.5 mmMaterialsSeal face: Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2)Seat: Silicon carbide (Q1)Secondary seals: FKM (V), EPDM (E), FFKM (K), Perfluorocarbon rubber/PTFE (U1)Springs: Hastelloy® C-4 (M)Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)Recommended applicationsProcess industryPetrochemical industryChemical industryPharmaceutical industryPower plant technologyPulp and paper industryWater and waste water technologyMining industryFood and beverage industryUniversally applicableANSI process pumpsServiceProvide special designAccording to the requirements and conditions for the custom processingBig bore - Dimensions in inchd1d2d3min.d3max.l4l5l6l7a2dasConnection1–––––––––––1.1251.7131.7522.79513.2281.8861.3433.3114.50.4371/4 NPT1.25–––––––––––1.3751.9623.18913.4062.0831.3233.5435.1180.4371/4 NPT1.5–––––––––––1.625–––––––––––1.752.4612.54.05513.4062.0831.3234.5676.4960.5593/8 NPT1.8752.5832.6613.93713.4062.0831.3234.4095.9840.5513/8 NPT22.6772.7564.5671.263.4062.1021.3034.8826.260.5513/8 NPT2.1252.8342.9134.52813.4062.1021.3035.2766.890.7093/8 NPT2.252.963.0934.4091.2763.4062.1021.3034.6856.4170.7093/8 NPT2.53.2123.2995.2761.253.4062.1021.3035.5127.7950.7093/8 NPT2.6253.3383.4175.1181.253.4062.1021.3035.3546.890.7093/8 NPT2.753.663.745.2361.2763.4062.1021.3035.5127.480.633/8 NPT33.9374.0165.5121.2763.4062.5161.3035.9068.2280.653/8 NPT3.25–––––––––––Standard bore - Dimensions in inchd1d2d3 min.d3 max.l4l5l6l7a2dasConnection11.6931.7322.20513.4062.1021.3032.4413.9370.4331/4 NPT1.1251.7131. 7522.20513.2283.2281.3432.4414.1340.4371/4 NPT1.251.9692.0082.40213.4062.1021.3032.7564.2520.4331/4 NPT1.3751.96122.40213.4062.0831.3032.7564.2130.4371/4 NPT1.52.22.2442.71713.4062.1021.3032.9534.4880.5513/8 NPT1.6252.342.4212.79513.4062.1021.3033.0914.9210.5513/8 NPT1.752.4612.52.95313.4062.1021.3033.2285.1180.5593/8 NPT1.8752.5832.6613.0713.4062.1021.3033.3075.1180.5513/8 NPT22.6772.7563.18913.4062.1021.3033.4255.4720.633/8 NPT2.1252.8342.9133.58313.4062.1021.3033.8195.5120.653/8 NPT2.252.963.0393.58313.4062.1021.3033.8585.8660.653/8 NPT2.3753.073.1253.591––––6.1810.7093/8 NPT2.53.2123.2913.9371.1223.4062.1021.3034.5286.6930.7093/8 NPT2.6253.3383.4174.0161.253.4062.1021.3034.5286.3780.633/8 NPT2.753.663.744.371.263.4062.1021.3034.6467.4410.7093/8 NPT33.9374.0164.7241.264.2522.5161.73657.8350.7093/8 NPT3.254.1894.2684.9211.264.2522.5161.7365.3157.830.7093/8 NPT3.754.6894.755.4331––––8.1890.8663/8 NPT

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