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Overhaul of Sulzer Mixed Flow Pump

11 January 2019

Sulzer BSPN 1-500 Mixed Flow Pump.


To remove repair and re-install the pump which suffered from a range of problems including the shaft which was broken at the shoulder that was allowing seawater toi corrode where it connected to the impeller.

Work Carried Out:

  • Redesign and remanufacture of shaft connection to impeller.
  • Replacement of all shaft bushes, sleeves and shaft.
  • Belzona coating of pump casing.
  • Balancing of impeller.
  • Reinstallation and testing

Pump ready for re-insallation


Belzona coated vane guide casing

Unit 9a, Fieldhouse Business Park, Old Fieldhouse Lane, Huddersfield, HD2 1FA