| Belzona® Repairs A Francis Turbine | | | Industry:Power (POWR) | | | Application:Centrifugal Pumps (CEP) | | | Customer Location:Hydroelectric power plant / Moulin Neuf, France | | | Application Date:September 2009 | | | Application Situation:This turbine was in operation since 1976 and showed significant erosion-corrosion. | | | Problem:Based on previous experience and drawbacks of a hot applied solution, welding was not an option. | | | Products:Belzona® 1311 (Ceramic R-Metal) Belzona® 1321 (Ceramic S-Metal) | | | Substrate:Steel | | | Application Method:Application was carried out in accordance with Belzona Know-How System Leaflets CEP-3 & 5. Belzona® 1311 was used to restore profiles before overcoating with Belzona® 1321 to provide protection from further erosion-corrosion. | | | Belzona Facts:The Belzona solution has avoided the replacement of the turbine which would have cost between 30000€ and 50000€. About 50 hours of works were needed to repair this turbine and the repair cost 10000€ to the client. | | | Photographs DescriptionOriginal turbine After disassembling After rebuilding with Belzona® 1311 Application of 2 coats of Belzona® 1321 | |
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