KHIA headerKnow-How in Action

VOL XIX, NO 61

Belzona® Propeller Repair - Tugboat

 
 

Industry:

Marine (MRNE)

 
 

Application:

Ships and Offshore Structures (SOS)

 
 

Customer Location:

Port Authority, Egypt

 
 

Application Date:

June 2005

 
 

Application Situation:

Voith Schneider® Propellers on a large tugboat.

 
 

Problem:

The propellers were severely corroded-eroded. A previous coating had failed; holes and pitting were found in many locations.

 
 

Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1321 (ceramic S-Metal)

 

Substrate:

Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflets SOS-1 and SOS-2.

 
 

Belzona Facts:

Welded joints were the most severely damaged areas, but additional welding to repair the problem would cause heat distortion and unnaceptable delay in drydock. Belzona was the best solution to repair and protect this equipment.

 
 

Photographs Description

  1. General view of the tugboat
  2. Erosion-corrosion evident
  3. Surface after blasting
  4. Application of Belzona to protect the propellers
 
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