WORN FAN BLADES RESTORED WITH BELZONA

KHIA ID: 321
Industry: Power (POWR)
Application: FBC-Fans, Blowers and Compressors (FBC)
Substrate: Glass reinforced polyester (GRP)
Customer Location: Power station in Thailand
Application Date: November 2001
Products:

Belzona® 4151

Belzona® 1341 (Supermetalglide)

Belzona® 5111 (Ceramic Cladding)


Problem: UV degradation, erosion and impingement had caused damage to the surface coating on the blades potentially leading to more porous damage.
Photograph Descriptions
  1. Application of Belzona® 4151 to the blades
  2. Belzona® 1341 applied to leading edges
  3. Belzona® 5111 applied by airless spray
  4. Blades being returned for installation to cooling towers
Application Situation
GRP fan blades from cooling towers.
Application Method
The application was carried out in accordance with Belzona Know-How System Leaflet FBC-1.
Belzona Facts
Belzona® 4151 was used to repair the damaged top coat on the blades. Belzona® 1341 was used to protect the leading edges and Belzona® 5111 was used to provide overall protection. The Belzona refurbishment has avoided the high cost of blade replace-ment and provided the plant with long term protection of the blades.