Protection of Wastewater Centrifuge
The centrifuge was suffering from erosion-corrosion and scale buildup. They needed a product that would protect the equipment but also help reduce the buildup and improve the efficiency of the equipment.
CASE
Leaking Porous Weld Repair
Problem
Weld Joint on stainless steel pipe was leaking due to a porosity and slag inclusion.
Industry
Water & Wastewater Management
Application Date
2021
Location
Ontario / Canada
Equipment Application
VPF-Valves, Pipes and Fittings
Subtrate
Stainless Steel
Product
Belzona 1111 (Super Metal)
Belzona 9111 (Cleaner Degreaser)
Repair Stages
Application Situation
The asset owner required a weld joint on the city water tower S/S filling pipe to be repaired without performing hot work and also required a NSF approved product.
Application Method
Preparation was completed in-way of using a grinder with a 80 grit sanding pad, than cleaned with Belzona 9111. Next the Belzona 1111 repair composite was mixed and applied well into the preferred area. Using a piece of Belzona 9341 Reinforcing cloth was wetted out and applied over the repair area with a further layer of Belzona 1111 until the cloth was covered.
Belzona Facts
Sub-Contractor contacted Belzona Great Lakes to discuss solutions the BGL would suggest to be used for this type of repair and also mentioned that a approved NSF-61 product was required.
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