HA211
HA211
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Technical drawing of HA211

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Item Description
1.1 Seal face
1.2 O-Ring
1.3 Drive collar
1.4 Spring
1.5 O-Ring
1.6 Set screw
2 Seat
3 O-Ring

HA211

PDF data sheet

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

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 %

Materials

Seal face: Silicon carbide (Q1)
Seat: Silicon carbide (Q1)
Secondary seals: EPDM (E), FKM (V)
Metal parts: CrNiMo steel (G)

Recommended applications

  • High-viscosity liquids
  • Pulp suspensions
  • Pulp and paper industry
  • Water and waste water technology
  • Process pumps
  • Pulp pumps