BELZONA REBUILDS MARINE DIESEL ENGINE BLOCK
Industry: Marine (MRNE)
Application: ENC-Engines and Casings (ENC)
Substrate: Cast iron
Customer Location: Dockyard, Belfast
Application Date: December 2012
Belzona® 1311 (Ceramic R Metal) Belzona® 1391 (Ceramic HT)
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.
1. General view of the engine Cavitation damage around the existing Belzona® 1311
2. Area ground out to depth of 3mm
3. Blasted area in preparation for coating with Belzona® 1391
4. Completed Belzona® 1311 repair
Caterpillar diesel engine on passenger ferry.
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® 1311 has a proven track record in repairing cavitation damage in these areas. Belzona® 1391 provides additional resistrance to corrosion and cavitation.