Enactus-Mtex Dual Seals Burgmann Mtex Dual Seals Replacement
FeaturesDouble sealMtex-DN: API Plan 52 (53/54)Mtex9-DN: API Plan 53/54CartridgeBalancedIndependent of direction of rotationMetal bellowsStationary SpringsPumping device independent of direction of rotationAdvantagesIdeal seal for standardizationsUniversal applicable for packings conversions,Website:, retrofits or OEMNo dimensional modification of the seal chamber (centrifugal pumps) necessary, small radial installation heightTrouble-free running due to bellows unit with vibration dampers (essential in case of dry-running)No damage of the shaft by dynamically loaded O-RingSelf cleaning effect of the bellowsStraightforward and easy installation due to pre-assembled unitOperating rangeShaft diameter:d1 = 25 ... 80 mm (1" … 3.15")Temperature:t* = –40 °C ... +220 °C (–40 °F ... + 428 °F)Pressure: p1 = 25 bar (232 PSI)Sliding velocity: vg = 20 m/s (66 ft/s)Barrier fluid circulation system:p3max = 16 bar (232 PSI)Δp (p3–p1) ideal = 2 … 3 bar (29 … 44 PSI)Δp (p3–p1) max.= 10 bar (145 PSI) at<120 °C (<248 °F)= 5 bar (73 PSI) at ≤ 220 °C (≤232 °F)API Plan 52 (53/54)Pump startup:Δp (p3–p1) max.16 bar (232 PSI) allowed* Operating limits of O-Rings to be observedMaterialsSeal face:Carbon graphite (A), Silicon carbide (Q1)Seat:Silicon carbide (Q1), Tungsten carbide (U2)Secondary seals:FPM (V), EPDM (E), FFKM (K)Bellows: Inconel® 718 (M6)Springs: Hastelloy® C-4 (M)Metal parts: CrNiMo steel (G), Duplex (G1)Recommended applicationsProcess industryChemical industryHot mediaCold mediaHighly viscous mediaPumpsSpecial rotating equipmentServiceProvide special designAccording to the requirements and conditions for the custom processingDimensions in mmd1d2d3min.d3max.l4l5l6l7daa2s2545475125.48733.653.41056213.23049.4525625.486.533.153.41056713.23252.354.55725.486.533.153.41087013.23352.354.55725.486.533.153.41087013.23554.85861.525.486.533.153.41137213.23857.5606625.486.533.153..8626825.486.332.953.41237714.24361.964.570.525.486.533.153.41338014.2456568.57325.486.533.153.41388214.24868.4717525.486.833.453.41388514..487.233.853.41488714.25371.9758725.487.43453..6778325.48733.653..9879125.488.234.853..59098.525.488.134.753.4163109..489.636.253.4178118.3187596.8101.611828107.443.563...842.963.919513518
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