Belzona® Quickly Restores & Upgrades Turbine Protection

Industry:

Power (POWR)

Application:

Centrifugal Pumps (CEP)

Customer Location:

Hydropower plant, France

Application Date:

2011

Application Situation:

A Francis turbine runner which had been previously coated 15 years ago.

Problem:

The client wished to renew the coating so as to maintain erosion corrosion protection

Products:

Belzona® 1341 (Supermetalglide)

Belzona® 2141 (ACR-Fluid Elastomer)

Belzona® 5811 (Immersion Grade)

Substrate:

Steel

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet CEP-3.The bottom and top parts only needed a protection against corrosion and not erosion: Belzona® 5811 was used. The middle part had a serious problem of cavitation: Belzona® 1341 and Belzona® 2141 were used.

Belzona Facts:

The equipment was coated on time and put back into service with minimal delay. Use of Belzona® 2141 System will provide improved resistance to cavitaion over previously used coating.   

Photographs Description

1. Blasted runner prior to the application
2. Mixing of Belzona® 2141
3. Application of Belzona® 2141
4. Completed equipment