Renovation of a liquid cyclone head with Belzona
Industry: Pulp & Paper (PLPR)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: Carbon Steel
Customer Location: Paper mill in France
Application Date: 2019
Products:
Belzona 1814
Belzona 1321 (Ceramic S-Metal)
Problem: The piece of equipment was badly damaged by erosion caused by the paper paste which is very abrasive.
Photograph Descriptions
- Liquid cyclone head badly damaged
- After grit blasting
- After Belzona 1814 application
- Completely renovated after Belzona 1321 application
Application Situation
Inside of a liquid cyclone head for paper
Application Method
Application was carried out in accordance with Belzona System Leaflet VPF-01 and VPF-02. The corroded metal structure was blasted back to bare metal using grit blasting and the eroded areas were rebuilt applying Belzona 1814 with spatula. Belzona 1321 was applied with brush to protect against future erosion/corrosion.
Belzona Facts
The repair cost was near to the replacement cost but with the Belzona 1321 coating, the equipment’s expected service life is up to three times longer.
