KHIA headerKnow-How in Action

VOL XVII, NO 5

Belzona® Repair To Oil Cooler

 
 

Industry:

Power (POWR)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Power Station in Sri Lanka

 
 

Application Date:

January 2001

 
 

Application Situation:

Thrust bearing oil cooler from turbine

 
 

Problem:

The unit was severely damaged and leaking as a result of bimetallic corrosion.

 
 

Products:

Belzona® 1111 (Super Metal)

Belzona® 1321 (Ceramic S-Metal)

 

Substrate:

Copper Alloy

 
 

Application Method:

Application was carried out using techniques adapted from Belzona System Leaflets HEX-3 & HEX-9. Holed and corroded areas were rebuilt using Belzona® 1111 incorporating Belzona® 9341 (Reinforcement Tape).

 
 

Belzona Facts:

Unit was pressure tested before being returned to service and has regularly been inspected since and remains in perfect condition. Belzona repair was carried out at a fraction the cost of a replacement unit.

 
 

Photographs Description

  1. Corroded unit with holes clearly visible - Belzona® 1111 being used to repair holed and corroded areas
  2. Belzona® 1321 being applied to protect unit
  3. Completed application being pressure tested
 
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