KHIA ID: 4263
Industry: Marine (MRNE)
Application: HEX-Heat Exchangers (HEX)
Substrate: Cupronickel
Customer Location: Luxury cruise liner, UK
Application Date: September 2012

Belzona® 1121 (Super XL-Metal)

Belzona® 1321 (Ceramic S-Metal)

Problem: The heat exchanger tube sheet was found to be corroded, with isolated pitting in the division bar seal face.
Photograph Descriptions
  1. The luxury cruise liner
  2. Damaged tube face
  3. Application of Belzona® 1321
  4. Completed application
Application Situation
Large seawater-cooled chiller, providing onboard comfort cooling.
Application Method
The application was carried out in accordance with Belzona Know-How System Leaflets HEX-1 and HEX-3. corrosion pitting was rebuilt with Belzona® 1121 before applying Belzona® 1321 for overall corrosion protection.
Belzona Facts
This application was also completed on two other luxury liners in the company's fleet, both with great success. The applications were carried out on site, with minimal downtime and the solvent-free solution proved to be of great benefit due to the confined location of the heat exchanger on-board the cruise liner. As of 2017, the company managing the HVAC components revealed that the Belzona systems were still in excellent condition, praising the good work of the Belzona application team.