BELZONA KEEPS COOLING WATER PUMP RUNNING
Industry: Power (POWR)
Application: CEP-Centrifugal Pumps (CEP)
Substrate: Stainless steel
Customer Location: Coal power plant in Macedonia
Application Date: September 1999
Products:
Belzona® 1311 (Ceramic R–Metal)
Belzona® 1321 (Ceramic S-Metal)
Problem: Cavitation-erosion damage on the impellers
Photograph Descriptions
- Eroded pump blades
- Filled pump blades with Belzona® 1311
- Finishing with Belzona® 1321
Application Situation
Two cooling water pump impellers
Application Method
Application was carried out in accordance with Belzona Know-How System Leaflets CEP-5 and CEP-7.
Belzona Facts
Cavitation reduces thickness of the blades, increasing risk of their breaking. Belzona® 1311 rebuild restored impellor profiles. After applying of Belzona® 1321, the power consumption decreased and the flow increased. Replacing the pump costs about 50.000,00 EUR and it takes 60 days. This application had been done twice on two impellers.
