• For unstepped shafts
• Rotating bellows
• Single Seal
• Balanced
• Independent of direction of rotation

Specification

Standards and approvals

• EN 12756

Materials

• Seal face: Silicon carbide (Q12), Carbon graphite (A)
  Seat: Silicon carbide (Q1)
  Bellows: Inconel® 625 (T3)
  Secondary seals: FKM (V)
  Metal parts: Duplex (G1)

Operating range

• Shaft diameter: d1 = 20 … 100 mm (0.75″ … 4″)
  Pressure: p1 = … 25 (16*) bar ( …363 ( 232 * ) PSI )
  Temperature: t = -40 °C … +220 ( 160 * ) °C ( -40 °F … 428 ( 320 * ) °F )
  Sliding velocity: vg = 20 m/s (66 ft/s)
• Viscosity : 1 Pas
• Solids content: 0.5wt.%
• * Operating limits for material combination Q1/Q1

Recommended applications

• Process industry
  Refining technology
  Power plant technology
  Chemical industry
  Hot media
  Cold media
  Highly viscous media
  Pumps
  Special rotating equipment