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February 11, 2026

Beating the Breakdown: How ARC Coatings are Giving Rotating Equipment a Second Life

Category: Pump, Water and Wastewater

When a pump fails in a utility plant, the clock starts ticking—on downtime, budget overruns, and operational headaches. But what if the solution isn’t a replacement? What if the right coating system could rewind the wear, rebuild the performance, and reset the clock?

Welcome to the world of rotating equipment rebuilds, where polymer-ceramic coatings transform asset-intensive industries’ maintenance. At the forefront is Chesterton’s ARC coating technology, designed to rescue, reinforce, and future proof pumps and fans in harsh conditions.

From Scrapyard to Service: A New Rebuild Philosophy

The legacy mindset for degraded pumps or fan housings was simple: replace worn metal. However, this incurs costs, delays, and repetitive problems. Today’s method is smarter. Coating rebuilds restore structural integrity, reclaim hydraulic efficiency, and offer greater resistance than the original design. It’s not just about running old assets—it’s about improving them.

We advised the client to repair the various damages to components such as the pump housing and cover using Chesterton ARC 858. Subsequently, the surfaces were finished with ARC 855 and/or ARC SD4i coatings.

Where Hydraulics Meet High Performance

Let’s start with ARC 858. This coating isn’t just tough—it’s smart tough. Formulated to smooth internal surfaces of pumps and flow equipment, it reduces turbulence, enhances flow, and resists erosive wear from suspended solids or cavitation.

Maintenance teams use ARC 858 to resurface volutes, impellers, and casings, where micro-erosion affects performance. Operators see immediate improvements in efficiency, reporting up to 7% energy savings and significant extensions in mean time between failure (MTBF). In environments where reliability equals revenue, such metrics are crucial. 

Chesterton ARC 858 coated impeller.

But what about the equipment that looks too far gone?

The ARC BX series offers heavy-duty rebuild composites to replace lost metal quickly and permanently. Whether volutes are corroded or fan blades eroded, BX coatings fill, reinforce, and restore the geometry for safe operation. Rather than new parts, teams adopt a new mindset: restore and reinforce with a material that firmly bonds and lasts longer than welded overlays or epoxy fillers.

Ready for the Worst Case Scenario

Pumps handling abrasive slurries or aggressive chemicals often require coatings with high wear resistance. In one mining application, a tailings pump lost over 12 mm of material in six months. A repair using ARC MX1, BX2, and a topcoat of ARC 855 extended the pump’s service life to over 12 months. Repairs were minimal, with pumps returned to service within 72 hours and annual savings of approximately $13,700 per unit.

More Than a Fix: Engineering for Reliability

ARC coatings redefine asset management, replacing reactive patchwork with engineered resilience. When pumps and fans utilise ARC technologies, it’s a strategic upgrade- transforming worn components into high-performance assets for today’s industrial challenges.

This isn’t just a repair. It’s a redesign, with reliability in mind.

So, the next time you’re weighing a rebuild, don’t ask what it costs to fix a failure—ask what it’s worth to eliminate one.

Interested in learning how ARC coatings can prolong your equipment’s lifespan? Reach out to us at Enquiries_apac@chesterton.com to connect with a coatings expert or to schedule a site evaluation.

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