KHIA header

VOL XVII, NO 32

Belzona® Renews Damaged Lining

 
 

Industry:

Petrochemical (PETR)

 
 

Application:

Tanks and Chemical Containment Areas (TCC)

 
 

Customer Location:

Refinery in North Texas, U.S.A.

 
 

Application Date:

October 2002

 
 

Application Situation:

Fiberglass tank used to store spent sulfuric acid.

 
 

Problem:

Dilute sulfuric acid eventually attacked the fiberglass surface and had the gelcoat completely eaten away in sections. The first layer of cloth was exposed in 50% of the internal tank surface.

 
 

Products:

Belzona® 5811 (Immersion Grade)

 

Substrate:

Fiberglass Re-enforced Polyester

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet TCC-3.

 
 

Belzona Facts:

All exposed glass fiber ends were shaved off. The internal tank surface was blasted and coated with two coats of Belzona® 5811. In August 2003, the refinery reported it had experienced perfect performance with coating.

 
 

Photographs Description

  1. Outside view of the sulfuric acid holding tank
  2. Close-up view of the FRP substrate
  3. Application of the first coat commences
  4. The second coat is applied
 
 
  View PDF version  
 
 
For more information about Belzona visit: www.belzona.com