Mechanical Seal SAF SAP

Type in the H-Brinker HBAF / HBAP

SAF / SAP Operating range

  • Shaft diameter: d1* = 120 … 250 mm (4.72″ … 9.84″)
  • Pressure: p1 = 50 bar (725 PSI)
  • Temperature: t = +300 °C (+572 °F)
  • Sliding velocity: vg = 65 m/s (213 ft/s)
  • Axial movement: ±3 mm* Other sizes on request
Category:
Description
Item Description
1 Seal face
2 O-Ring
3 Spring
4 O-Ring
5 Seat collar
6 Seat
7 Shaft sleeve
8 Pumping sleeve
9 Cover
10 Throttle ring

Seal SAF / SAP Features (HBAF / HBAP)

  • Cartridge design
  • Single seal
  • Balanced
  • Dependent on direction of rotation
  • Integrated pumping device
  • Stationary spring loaded unit
  • Inserted seal face
  • Rotating carbon seat

Seal SAF / SAP Material

  • Seal face: Silicon carbide (Q), SiC-C-Si Silicon impregnated carbon (Q3)
  • Seat: Carbon graphite resin impregnated (B),
    SiC-C-Si Silicon impregnated carbon (Q3)
  • Secondary seals: EPDM (E), FFKM (K)
  • Springs: CrNiMo steel (G)
  • Metal parts: CrNiMo steel (G)

Seal SAF / SAP Advantages (HBAF / HBAP)

  • Deformation-optimized seal for high sliding velocities and medium pressures
  • Economical due to standardized inner components
  • High flexibility due to adaptation of the connection parts to the pump seal chamber
  • Optimum heat dissipation due to integrated pumping device and optimized seat / seal face design
  • Insensitive to shaft deflections due to stationary design
  • Pre-assembled unit for quick and easy installation
  • Only small number of components

Seal SAF / SAP Recommended applications

  • Power plant technology

  • Oil and gas industry

  • Refining technology

  • Petrochemical industry

  • Chemical industry

  • Boiler feed water with low conductivity

  • Boiler feed pumps