KHIA headerKnow-How in Action

VOL XXVII, NO 39

Belzona® Rebuilds Marine Diesel Engine Block

 
 

Industry:

Marine (MRNE)

 
 

Application:

Engines and Casings (ENC)

 
 

Customer Location:

Dockyard, Belfast

 
 

Application Date:

December 2012

 
 

Application Situation:

Caterpillar diesel engine on passenger ferry.

 
 

Problem:

Cylinders from the port outer main engine were suffering from severe cavitation beyond the original Belzona repair. Belzona has been routinely used to repair these areas for over 10 years.

 
 

Products:

Belzona® 1311 (Ceramic R Metal)
Belzona® 1391 (Ceramic HT)

 

Substrate:

Cast iron

 
 

Application Method:

Application carried out in accordance with Belzona System Leaflet ENC-6 and engine manufacturers repair procedures. Old repair ground out along with deep pitting. After vacuum blasting area Belzona® 1311 applied to restore profiles. A former was used to create skirt around the cylinder. Area was then flash blasted in preparation for coating with Belzona® 1391.

 
 

Belzona Facts:

Belzona® 1311 has a proven track record in repairing cavitation damage in these areas. Belzona® 1391 provides additional resistrance to corrosion and cavitation.

 
 

Photographs Description

General view of the engine Cavitation damage around the existing Belzona® 1311 Area ground out to depth of 3mm Completed Belzona® 1311 repair with flash blast in preparation for coating with Belzona® 1391

 
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