| Belzona Repairs This Vacuum Pump And Increases Its Efficiency | | | Industry:Power (POWR) | | | Application:Mechanical Power Transmission (MPT) | | | Customer Location:Fossil fuel power station in Australia | | | Application Date:November 1993 | | | Application Situation:Water ring vacuum pump for main condenser. | | | Problem:Corrosion damage to the end covers and impeller, as well as heavy souring of the gland packing locations on the impeller shaft caused insufficient vacuum pumping and loss of pressure. | | | Products:Belzona® 1131
Belzona® 1341 (Supermetalglide) | | | Substrate:Cast iron and steel | | | Application Method:The application was carried out in accordance with Belzona Know-How System Leaflets MPT-1 and CEP-7. | | | Belzona Facts:Customer achieved an increase in efficiency. In particular the end covers were rebuilt with Belzona® 1131 for additional security in service. As the clearances increase between the vanes of the rotor and the end covers, the Belzona® 1131 will prevent hang up, and provide a smooth hydrodynamic surface. | | | Photographs Description
- Scored area of the shaft
- Undercoat area of the damaged shaft
- Application of Belzona® 1131
- The rebuilt shaft after machining of Belzona® 1131
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