KHIA headerKnow-How in Action

VOL XXII, NO 24

Belzona® Protects Drum Thickeners Against Corrosion

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Tanks and Chemical Containment Areas (TCC)

 
 

Customer Location:

Wastewater Treatment Plant - UK

 
 

Application Date:

August 2007

 
 

Application Situation:

Drum Thickener casing

 
 

Problem:

The mechanical drum thickener casings at this plant had corroded in service from contact with Chlorides & Sulphates present in the wastewater sludge being processed.

 
 

Products:

Belzona® 1111 Super-Metal

Belzona® 5811 Immersion Grade

 

Substrate:

Carbon Steel

 
 

Application Method:

The application was carried out in accordance with Belzona System Leaflet TCC-5.

 
 

Belzona Facts:

After grit blasting the units any pitting corrosion was filled with Belzona® 1111 followed by fully lining with two coats of Belzona® 5811. Following the successful completion of this set of Drum Thickeners, this company have since coated a second set using the same procedure.

 
 

Photographs Description

  1. Original corroded condition
  2. Blasted ready for repair & coating
  3. Belzona® 5811 first coat complete
  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