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Belzona® Repairs Acw Pump



Power (POWR)



Centrifugal Pumps (CEP)


Customer Location:

Nuclear Power Station, UK


Application Date:

September 2007


Application Situation:

Auxiliary cooling water pump



Severe abrasion damage to cutwater area of the pump meant loss of efficiency.



Belzona® 1311 (Ceramic R Metal)

Belzona® 1321 (Ceramic S Metal)



Cast steel


Application Method:

Application was carried out in accordance with modified versions of Belzona Know-How system leaflets CEP-1 & -3. An anchor point was drilled and fixed through the casing. Belzona® 1311 was used to restore the required profile using timber formers to gain required shape. Belzona® 1321 applied to give area erosion corrosion protection.


Belzona Facts:

This pump had lasted only two years before these repairs were required. The repaired pump has been in service since 2007 and is still running with no additional repairs required.


Photographs Description

  1. Damaged area with anchor pin in place
  2. Former in position
  3. Damaged area rebuilt with Belzona® 1311
  4. Finished job after application of Belzona® 1321
Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


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