KHIA headerKnow-How in Action

VOL XXVIII, NO 250

Belzona® Repairs Tube Sheets Of A Heat Exchanger

 
 

Industry:

Heating, Ventilation & Air Conditioning (HVAC)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Alaska, USA

 
 

Application Date:

1983

 
 

Application Situation:

Heat exchanger tube sheets.

 
 

Problem:

One year old tube sheets were already leaking around the tubes. Electrolysis has eaten away much of the tube sheet and plate.

 
 

Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

 

Substrate:

Stainless steel and Titanium

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet HEX-1.

 
 

Belzona Facts:

The alternative was ten new heat exchangers costing over $500,000.00 plus several millions of dollars in downtime. With Belzona, all ten of the heat exchangers were rebuilt in seven days using only $15,000.00, saving time and money.

 
 

Photographs Description

  1. Tube sheet with corks inserted
  2. Applying Belzona 1311, then two coats of Belzona 1321
  3. Breaking corks loose with wood dowel
  4. Pulling corks with a cork screw
 
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