BELZONA PROTECTS RUBBER PIPES AT WWTP FROM UV ATTACK
Industry: Water / Wastewater (WATR)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: Rubber pipe with stainless steel flanges
Customer Location: Wastewater Treatment Plant, BC, Canada
Application Date: August 2004
Products:
Belzona® 3211 (Lagseal)
Belzona® 3921 (GSC Conditioner)
Problem: UV attacks the rubber over a period of time causing it to degrade and eventually become brittle.
Photograph Descriptions
- Preparation of flexible hoses in progress. All pipes are tightly wrapped with a polythene film to prevent bleed through of the pitch from the rubber component.
- The flanges are ground and coated with Belzona® 3921 GSC Conditioner.
- Application of Belzona® 3211 in progress. Belzona® 9311 Reinforcement cloth is incorporated into the 1st coat.
- Completed application.
Application Situation
Flexible rubber transfer pipes on digester
Application Method
Application carried out in accordance with a modified version of Belzona System Leaflet VPF-12.
Belzona Facts
This application has provided protection on similar pipes for more than 10 years. The life of unprotected pipes was 3-5 years.
