KHIA headerKnow-How in Action

VOL XXIV, NO 77

Belzona® Reseats New Rudder Bearing

 
 

Industry:

Marine (MRNE)

 
 

Application:

Ships and Offshore Structures (SOS)

 
 

Customer Location:

Dockyard, Bulgaria

 
 

Application Date:

June, 2010

 
 

Application Situation:

Ships rudder pintle bearing

 
 

Problem:

Severe corrosion and impact wear led to destruction of the old bronze bearing and ovality of its housing. As a result a new Orkot bush bearing was manufactured and had to be reseated in the irregular bearing housing.

 
 

Products:

Belzona® 1221 (Super E-Metal)

Belzona® 1321 (Ceramic S-Metal)

 

Substrate:

Cast iron and Orkot bearing

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet SOS-9. The injection of Belzona® 1321 was done through injection ports drilled in the bearing wall.

 
 

Belzona Facts:

Bonding the bush in place with Belzona is a proven application and is time and cost saving procedure in comparison with traditional repair which would have involved welding and boring.

 
 

Photographs Description

  1. Bearing housing after blasting
  2. Orkot bearing inserted and fixed
  3. Injection procedure in progress
  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