KHIA headerKnow-How in Action

VOL XII, NO 6

Belzona® Seals Sf6 Leak In Hydroelectric Power Station

 
 

Industry:

Power (POWR)

 
 

Application:

Gaskets, Seals and Shims (GSS)

 
 

Customer Location:

Hydroelectric power generating station in British Columbia, Canada

 
 

Application Date:

October 1993

 
 

Application Situation:

Flanges of SF6 (sulfur hexafluoride) buss bars.

 
 

Problem:

The SF6 dielectric gaseous insulator was leaking from the flange.

 
 

Products:

Belzona® 2000 Series (Elastomeric Polymers)

 

Substrate:

Metal

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How Leaflet GSS-4.

 
 

Belzona Facts:

Since the customer realized significant cost savings, several leaks were repaired. Four and one-half years later the original repair is still holding.

 
 

Photographs Description

  1. Belzona® 2211 (MP Hi-Build Elastomer) was injected between flanges to fill the gap. 
  2. Completed application.
  3. Various leaking flanges were sealed
 
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