| Belzona Protects Rubber Pipes At Wwtp From Uv Attack | | | Industry:Water / Wastewater (WATR) | | | Application:Valves, Pipes and Fittings (VPF) | | | Customer Location:Wastewater Treatment Plant, BC, Canada | | | Application Date:August 2004 | | | Application Situation:Flexible rubber transfer pipes on digester | | | Problem:UV attacks the rubber over a period of time causing it to degrade and eventually become brittle. | | | Products:Belzona® 3211 (Lagseal)
Belzona® 3921 (GSC Conditioner) | | | Substrate:Rubber pipe with stainless steel flanges | | | 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. | | | Photographs Description
- 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.
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