KHIA headerKnow-How in Action

VOL XXXIII, NO 24

Belzona® Erosion-Resistant Coating For A Kort Nozzle

 
 

Industry:

Marine (MRNE)

 
 

Application:

Ships and Offshore Structures (SOS)

 
 

Customer Location:

Florida, USA

 
 

Application Date:

Summer 2017

 
 

Application Situation:

New kort nozzle on a tugboat. 

 
 

Problem:

The Customer requested an erosion-resistant coating for a new kort nozzle installed in place of an old kort nozzle. 

 
 

Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

 

Substrate:

Steel

 
 

Application Method:

The applicaiton was carried out in accordance with a modified version of Belzona Know-How System Leaflet SOS-2. The nozzles, arms, lower pod and up the neck area were abrasive blasted. Belzona 1311 was applied to the various areas to cover the welds and sharp edges along the strut arms and areas up the neck. Belzona 1321 was applied to the entire drive unit an nozzle in two coats. 

 
 

Belzona Facts:

The Customer chose Belzona to protect the kort nozzles because they had had previous kort nozzles protected with Belzona products that are still in operation after 5+ years in a harsh abrasive environment.

 
 

Photographs Description

1. Kort nozzle ready to be abrasive blasted

2. Ridge line grinded to the inside of the kort nozzle to have the 1321 coating butt up against to prevent any delamination from happening.

3. Application of Belzona 1321

4. Outside view of the final coat of 1321 ceramic s metal.

 
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