A
s internal components experience surface wear, corrosion and general deterioration, the smooth, designed into the pump begins to break down. Even in well-
increased operating costs and more frequent maintenance interventions. Rather than accept this decline as
sector are turning to protective coatings as a preventative and restorative measure. In principle, the idea is simple: restore surface smoothness, reduce friction and turbulence and shield the component from further wear. In practice, the approach requires careful surface preparation, material selection, and application expertise. But the potential gains
internal resurfacing using LOCTITE protective
CO2 emissions. The return on investment was rapid, achieved in less than two months, with requirements and extended asset life.
surfaces to a condition that approximates or even exceeds the smoothness of the barrier, protecting surfaces from the erosion, corrosion and chemical attack that accelerate wear and reduce performance. Technologies like those used in the case
component and the scale of the intervention. while others are formulated to enhance surface slickness and reduce turbulence. The materials selected must be tailored
to the environment, taking into account and substrate material. For engineers dealing
Pump efficiency is something most engineers know will decline over time, but the scale and implications of that decline are often underestimated.
treatment plants, or industrial pumping stations, understanding the chemical A crucial advantage of coatings is that
shutdowns or maintenance windows, with cases, resurfacing can be done in situ,
are perceived, not just as a stopgap or refurbishment tactic, but as a proactive performance and carbon reduction, even multiplied across multiple assets, a few emissions totals. The water sector faces rising expectations
pressure to decarbonise and manage ageing infrastructure, cost-effective solutions that
improve both performance, environmental impact and lifespan are in demand. Protective
success depends on the detail: correct surface preparation, skilled application and informed material choice. Collaborating with experienced teams who understand both the coatings, and the operational environment helps ensure the outcome delivers on expectations.
scalable tool in the asset management toolkit. For pumps, valves and similar components, performance and safeguarding future To learn more about best practices in pump surface protection, visit Henkel’s website.
LOCTITE
www.loctite.com
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