Sherwin-Williams
High Value Infrastructure

Mining

Severe abrasion, dust, moisture and chemicals from extraction processes - coatings that endure where other systems fail within weeks.

The most abrasive environment in industry

Mining operations subject equipment and structures to a relentless combination of particulate abrasion, mechanical impact, moisture and process chemicals - acids generated by sulfide oxidation, mineral slurry at extreme pH and leaching solutions. A conventional coating does not survive this environment. Systems formulated specifically for mining are thicker, more abrasion-resistant and chemically compatible with the process environment.

Applications and systems

SAG and ball mills - interior

Ceramic and ultra-high-build epoxy systems with mineral fillers for abrasion and impact resistance in mill internal linings.

Chutes, troughs and transfer points

High-abrasion epoxy with mineral and ceramic fillers - applied in multiple coats to a total thickness > 3 mm at critical impact points.

Ore silos and hoppers

High-build epoxy systems for silo internal lining - protection against abrasion and corrosion from acid condensation and wet concentrate.

Plant steel structures

Zinc Clad® + Macropoxy® + PU finish for structures in C4/C5-I environments with abrasive dust and moisture - a 3-coat system with a 10+ year life cycle.

Heap leach pads - geomembranes and floors

Concrete and steel coatings compatible with leaching solution (SX-EW) - resistance to dilute sulfuric acid and copper sulfate.

Process tanks - CIL/CIP and flotation

Epoxy systems resistant to cyanide, flotation reagents and mineral slurry at variable pH - including alkaline and acidic environments.

Technical Support

Talk to people who understand your asset, not just paint

Describe your asset's condition and the environment it operates in. Our technical team will come back with a specification aligned to the applicable standard — and the service life you expect from the system.

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