Cartex (Dual seal) Mechanical seals for pumps
Recommended Applications
Petrochemical industry
- Chemical industry
- Pharmaceutical industry
- Power plant technology
- Pulp and paper industry
- Mining industry
- Food and beverage industry
- Sugar industry
- Universally applicable
- Centrifugal pumps
- Eccentric screw pumps
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Description
Description
Features
- Dual seal
- Cartridge
- Balanced
- Independent of direction of rotation
- Double pressure balanced
- Integrated pumping device
- Variants available: for eccentric screw pumps (-Vario) and gas lubricated version (-GSDN)
Advantages
- Ideal seal for standardizations Universal applicable for packings conversions, retrofits or OEM
- No dimensional modification of the seal chamber (centrifugal pumps) necessary, small radial installation height
- No damage of the shaft by dynamically loaded O-Ring
- Extended service life
- No damage caused by dirt entered during assembly
- Straightforward and easy installation due to pre-assembled unit
- ndividual adaptation to pump design possible
- Customer specific versions available
Operating range
Shaft diameter:
d1 = 25 … 100 mm (1.000″ … 4.000″
Other sizes on request
Temperature:
t= -40 °C … 220 °C (-40 °F … 428 °F)
(Check O-Ring resistance)
Sliding velocity: vg = 16 m/s (52 ft/s)
Axial movement: ±1.0 mm, d1 ≥75 mm
±1.5 mm
Additional information
| 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), Perfluorocarbon rubber/PTFE (U1) |
| SPRINGS | Hastelloy® C-4 (M) |
| METAL PARTS | CrNiMo steel (G), CrNiMo cast steel (G) |
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