Hydro turbine repaired and protected with BELZONA

KHIA ID: 5159
Industry: Power (POWR)
Application: CEP-Centrifugal Pumps (CEP)
Substrate: Cast iron
Customer Location: Power plant, Ukraine
Application Date: January 2012
Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1341 (Supermetalglide)

Problem: Erosion-corrosion and cavitation of the fan blades and of the face of the hydro turbine due to pressure
Photograph Descriptions
  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
Application Situation
Erosion-corrosion problems revealed during annual inspection
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.
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