| Valve Repair And Protection With Belzona | | | Industry:Power (POWR) | | | Application:Valves, Pipes and Fittings (VPF) | | | Customer Location:Power plant, Egypt | | | Application Date:June 2004 | | | Application Situation:Automatic chemicals valve. | | | Problem:Old polypropylene lining was worn and damaged due to chemical attack. | | | Products:Belzona® 1311 (Ceramic R-Metal)
Belzona® 1321 (Ceramic S-Metal)
Belzona® 5811 (Immersion grade) | | | Substrate:Cast Iron | | | Application Method:Application was carried out in accordance with modified version of Belzona Know-How system leaflet VPF-1 and VPF-2. A former was made by casting Belzona® 5811 to take the inner shape of the valve. The eroded areas were then rebuilt with Belzona 1311, using the Belzona® 5811 former to restore the inner curvature profile of the valve. After finishing the surface it was coated with Belzona® 1321 to protect the valve. | | | Belzona Facts:Belzona repaired the valve and protected it using simple economic means. It was important to retain the inner dimensions of the valve as this affects the performance of the valve. | | | Photographs Description
- The valve before repair
- Former made by casting with Belzona® 5811
- Belzona® 1311 applied to the valve
- Two valves were repaired and protected
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