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Hydro Turbine Repaired And Protected With Belzona



Power (POWR)



Centrifugal Pumps (CEP)


Customer Location:

Power plant, Ukraine


Application Date:

January 2012


Application Situation:

Erosion-corrosion problems revealed during annual inspection



Erosion-corrosion and cavitation of the fan blades and of the face of the hydro turbine due to pressure



Belzona 1311 (Ceramic R-Metal)

Belzona 1341 (Supermetalglide)



Cast iron


Application Method:

The application was carried out according to Belzona Know-How System Leaflets CEP-1 and FBC-2. Belzona 1311 was used to resurface the profile and Belzona 1341 was applied to improve efficiency and protect impeller from future erosion-corrosion


Belzona Facts:

The customer avoided replacement costs by using Belzona to repair the turbine and at the same time, reduced downtime. Belzona will protect the equipment from future erosion-corrosion.


Photographs Description

  1. General view of the impeller Surface preparation 
  2. Grit blasting of the turbine 
  3. Geometry of fan blades repaired using Belzona 1311 
  4. Repaired surfaces of the hydro turbine after the application of Belzona 1311 and Belzona 1341
Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


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