Double Face Cartridge Mechanical Pump Seal Easy Install Cartex DN
Shaft diameter | d1 = 25 ... 100 mm |
Temperature | t= -40 °C ... 220 °C (-40 °F ... 428 °F) |
Pressure | p1 = 25 bar (363 PSI)[ Sliding face material combination BQ1] |
Sliding velocity | vg = 16 m/s (52 ft/s)[ Sliding face material combination BQ1] |
Pressure | p1 = 20 bar (290 PSI) [ Sliding face material combination Q1Q1 or U2Q1] |
Sliding velocity | vg = 10 m/s (33 ft/s) [ Sliding face material combination Q1Q1 or U2Q1] |
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) allowed |
Recommended supply medium | max. ISO VG 5 |
Axial movement | ±1.0 mm, d1 ≥75 mm ±1.5 mm |
Materials:
Seal face product side | Silicon carbide DiamondFace (Q15) |
Seat product side | Silicon carbide DiamondFace (Q15) |
Seal face atmospheric side | Carbon graphite resin impregnated (B) |
Seat atmospheric side | 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) |
Features:
Advantages:
Recommended applications:
Recommended piping plans:
The EagleBurgmann QFT1000 buffer system and QFT2000 vessels are suitable for eCartex-DN in back-to-back arrangement. The EagleBurgmann TS1016 and TS2000 thermosiphon systems support double and back-to-back seal configurations.