Cartridge mechanical seal

for pumpmetalsteel

Single seal Available for standard (Cartex-ASPN) and big bore (Cartex-ABPN) seal chambers Cartridge Balanced Independent of direction of rotation Single seals with flush (-ASPN, -ABPN) and with quench combined with lip seal (-ASQN, -ABQN) or throttle ring (-ASTN, -ABTN) Advantages Ideal for use in ANSI process pumps Universal applicable for packings conversions, retrofits or original equipment Seal for standardizations No dimensional modification of the seal chamber necessary, small radial installation height No damage of the shaft by dynamically loaded O-Ring Extended service life Installation faults are avoided, cost-effective No damage caused by dirt entered during assembly Straightforward and easy installation due to pre-assembled unit (reduced down-times) Operating range Cartex-ASPN, - ABPN, -ASTN, -ABTN, -ASQN, -ABQN Shaft diameter: d1 = 1.000" ... 3.750" Other sizes on request Sliding face material combination BQ1 Sliding velocity: vg = 16 m/s (52 ft/s) Sliding face material combination Q1Q1 or U2Q1 Sliding velocity: vg = 10 m/s (33 ft/s) Axial movement: ±1.0 mm, d1 ≥75 mm ±1.5 mm Materials Seal face: Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2) Seat: Silicon carbide (Q1) Secondary seals: FKM (V), EPDM (E), FFKM (K), Perflourocarbon rubber/PTFE (U1) Springs: Hastelloy® C-4 (M) Metal parts: CrNiMo steel (G) Standards and approvals ANSI Recommended applications Process industry Petrochemical industry Chemical industry Pharmaceutical industry Power plant technology Pulp and paper industry Water and waste water technology Mining industry Food and beverage industry Universally applicable ANSI process pumps