BELZONA® REBUILT CUTWATER EDGE OF COOLING PUMP

KHIA ID: 1481

Industry: Power (POWR)
Application: CEP-Centrifugal Pumps (CEP)
Substrate: Cast iron

Customer Location: Nuclear Power Plant, Bulgaria
Application Date: May, 2010

Products:
Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

Problem: Erosion and corrosion caused wear of cutwater edge and as a result reduced pump efficiency occured

Photograph Descriptions

1. Cutwater after grid blasting

2. Preparation of cutwater framework for screwing steel mesh

3. Cutwater profile restoration with Belzona 1311 in progress

4. Completed application with two coats Belzona 1321

Application Situation

Double Suction Centrifugal Cooling Pump

Application Method

Application procedures were carried out in accordance with Belzona Know-How System Leaflets CEP-1 and CEP-3.

Belzona Facts

Previous attempts were made by welding of cutwater edge but without success and additionally stress cracks were appeared. Belzona cold applied approach for pump cutwater rebuild saved both time and money over traditional repairs by welding and machining without secundary problems.

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