Belzona® Maintains Francis Turbine

Industry:

Power (POWR)

Application:

Centrifugal Pumps (CEP)

Customer Location:

Power Plant, Honduras, Central America

Application Date:

November 2006

Application Situation:

Complete Overhaul of all the parts and sections of a Francis Turbine. The turbine needed maintenance after 15 years of operation.

Problem:

The water had produced an erosion/corrosion effect in several sections of four different parts of the Turbine. The biggest damage was located in the seal perimeter of the facing plate.

Products:

Belzona® 1111 (Super Metal)

Belzona® 1321 (Ceramic S Metal)

Substrate:

Steel

Application Method:

Repairs were carried out utilizing Belzona Know-How System Leaflets CEP-4, CEP-5 and ENC-5.

Belzona Facts:

The customer decided to make a complete maintenance using Belzona´s products after we had repaired the shaft in 2004 with excellent results. The actual damaged part had a diameter of 3.8 m which was rebuilt, machined and rectified to precise measurements fot its assembly.

Photographs Description

1. View of diffusers 
2. Damage in seal perimeter 
3. Machined area prior application of Belzona® 1111 
4. Final application of Belzona® 1111 and Belzona® 1321