Belzona reparis and protects a concrete pump volute on a water cooling system

KHIA ID: 7897
Industry: Power (POWR)
Application: WPA-Wall Problem Areas (WPA)
Substrate: Concrete
Customer Location: France
Application Date: September 2011
Products:

Belzona 4111 (Magma Quartz)

Belzona 1321 (Ceramic S-Metal)


Problem: The pump volute presented cracks and wear and needed to be rebuilt before it would propagate.
Photograph Descriptions

1- After the surface preparation, conditioner application

2- Application of Belzona 4111

3- Final application

Application Situation
Concrete inside a pump circulating cooling water to a nuclear power plant.
Application Method
Application was carried out with an adapted version of Belzona System Leaflet FPA-01. After the surface preparation, the conditioner was applied and Belzona 4111 was used to rebuild the damaged area especially around the cutwater and all around the volute. Then, Belzona 1321 was used to protect the walls against erosion/corrosion.
Belzona Facts
The 2 volutes were repaired during the expected shutdown period of the equipment which means that it did not impact the production.