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Willsup Inc

Polyurethane parts for mining and aggregates

Common wear challenges in mining operations

  • Crusher dust seal failure

    Dust and debris penetrate bearings and shorten equipment life. Polyurethane dust seals last 3–6× longer than rubber and maintain their seal in abrasive conditions.

  • Screen panel wear-through

    Wire mesh and rubber panels wear quickly in abrasive material. PU screen panels outlast both, reduce pegging, and are lighter to change.

  • Conveyor roller degradation

    Standard rollers fail from impact and abrasion at transfer points. PU-covered rollers absorb shock and resist wear for longer service intervals.

  • Chute liner abrasion

    Material flow erodes steel and rubber liners. Polyurethane liners resist abrasion, reduce noise, and are easier to replace.

Need wear parts for your mining operation?

Questions about polyurethane in mining

  • PU vs manganese steel for crusher liners?
    Polyurethane is lighter, quieter, and easier to install. For fine material and moderate impact, PU outlasts steel. For extreme impact with large feed sizes, steel may be more appropriate. We can assess your application.
  • Do your parts fit major crusher brands?
    Yes. We manufacture dust seals, liners, and wear components for most major crusher brands. We can match OEM specs or reverse-engineer from a sample.
  • Typical PU lifespan in a quarry?
    It depends on the material being processed and the application. In most quarry applications, polyurethane parts last 3–6× longer than rubber equivalents. Contact us with your specific conditions for a more precise estimate.