BELZONA RESEATS NEW RUDDER BEARING BUSH

KHIA ID: 1027
Industry: Marine (MRNE)
Application: SOS-Ships and Offshore Structures (SOS)
Substrate: Cust Iron and Bronze
Customer Location: Dockyard, Bulgaria
Application Date: January, 2008
Products: Belzona® 1221 (Super E-Metal)
Belzona® 1321 (Ceramic S-Metal)

Problem: Severe corrosion and impact wear of the bush housing resulted in annular gap between the housing and the bearing bush in excess of 8 mm.
Photograph Descriptions
  1. Severe corrosion on the housing clearly evident after blasting
  2. New bearing bush with drilled injection ports and jacking bolts for alignment
  3. Sealing the bottom of the bush with Belzona® 1221
  4. Injection of Belzona® 1321 completed
Application Situation
Ships rudder 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
Keeping the bush in place and insulated from the housing with Belzona provides resistance against galvanic corrosion.