KHIA headerKnow-How in Action

VOL XXX, NO 44

Belzona® Protects Valve Seal Area

 
 

Industry:

Power (POWR)

 
 

Application:

Gaskets, Seals and Shims (GSS)

 
 

Customer Location:

Hydropower Plant, Honduras

 
 

Application Date:

December 2004

 
 

Application Situation:

Valve Seal in the turbine.

 
 

Problem:

Valve with erosion problems in the perimeter of the seal joint. In certain areas there were small holes but in other areas there were deeper holes.

 
 

Products:

Belzona 1321 (Ceramic S-Metal)

Belzona 9111 (Cleaner/Degreaser)

 

Substrate:

Steel

 
 

Application Method:

The surface was prepared with emery paper and later cleaned with Belzona 9111. The application was carried out in accordance with Belzona Know-How System Leaflet GSS-1. The application formed a protective barrier against water damage.

 
 

Belzona Facts:

The application was simple and little product was used. This has resulted in significant cost savings and the customer was very satisfied with the solution.

 
 

Photographs Description

  1. Valve with cavitation problems
  2. Surface preparation
  3. Application of Belzona 1321
  4. Completed application
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com