RJWHA211
Mechanical seals for pumps
Features
- Single seal
- Unbalanced
- Independent of direction of rotation
- Positive torque transmission due to bayonet drive between seal head and drive collar
- O-Ring groove for ventilation prevents solids build-up and enhances flexibility
Recommended applications
- Pulp and paper industry
- Water and waste water technology
- High-viscosity liquids
- Pulp suspensions
- Process pumps
- Pulp pumps
Materials
- Seal face: Silicon carbide (Q1)
- Seat: Silicon carbide (Q1)
- Secondary seals: EPDM (E), FKM (V)
- Metal parts: CrNiMo steel (G)
Operating range
- Pressure: p = 12 bar (174 PSI)
- Temperature: t = -20 °C ... 160 °C (-4 °F … +320 °F)
- Sliding velocity: ... 20 m/s (66 ft/s)
- Viscosity: ... 300 Pa·s
- Solids content: ... 7