Bearings for Mining Applications

NTN Mining ApplicationMining Crushing Transfer ProcessingCAT. NO. 3905/ETRIPLE LIP SEALED BEARINGS for BEARING UNITFeaturesApplication ExampleTriple lip sealBalled setscrewFor easy mounting of the bearingon the shaft, tightens securelyand does not loosen.Triple lip sealed bearing units are suitable for equipmentused in locations subjected to splashing foul water andslurry, and heavy dust contamination, including miningconveyors, mixers, pumps and samplers.Fig.1 Triple lip sealed bearingOuterringBallSealing deviceThe rubber seal extends to the outercircumference the shielded plate for bettersealing performance, and prevents contaminationof the bearing by dust or foul water.Sealed plateGalvanized steel plate constructionensures improved corrosion resistance.Optimal design contributes to enhancedpressure resistance.A pillow unit (right) and a square flange unit (left) are used ina conveyor unit operating in an environment with heavyairborne dust.InnerringTriple lipProvides excellent dustproofing and waterproofing,thus protecting against contamination by dust or foul water.Fig.2 Triple seal13