Propeller blades cavitation protection

KHIA ID: 5485
Industry: Marine (MRNE)
Application: SOS-Ships and Offshore Structures (SOS)
Substrate: Bronze
Customer Location: Croatia
Application Date: March, 2014
Products:

Belzona® 1321 (Ceramic S-Metal)


Problem: Cavitation on older propeller blades in service demanded protection of new propeller blades.
Photograph Descriptions
  1. Propeller
  2. Blade
  3. Surface preparation
  4. Belzona 1321 applied
Application Situation
New propeller blades cavitation protection
Application Method
The application was carried out in accordance with Belzona Know-How System Leaflet SOS-2. Blades were prepared to recommended profile roughness, degreased and coated with two layers of Belzona 1321.
Belzona Facts
Previous two propellers with the same design had cavitation and were in service. The new ones were protected with Belzona 1321 and put into service. Satisfied customer ordered repair and protection of old propellers with Belzona 1311 and Belzona 1321.