Sealed Tapered Roller Bearing

1.Product Introduction: With contact seal, dust - proof and waterproof IP54 - IP65, suitable for dusty / humid working conditions.
2.Structure Type: The inner ring has a tapered raceway, the outer ring is separable, with a single - row of rollers + cage, and there are nitrile rubber seals on both sides.
3.Size Range: Inner diameter 15 - 500mm, outer diameter 32 - 1000mm, width 10 - 200mm.
4.Material: Inner ring/Outer ring/Rollers: GCr15/GCr15SiMn/20Cr2Ni4A, cage: stamped steel / brass, seals: nitrile rubber / fluororubber.
5.Precision: P0/P6 level.
6.Application Fields: Agricultural machinery hubs, automobile chassis, mining machinery (dusty).
7.Key Inspection Items: Sealing protection performance, taper surface fitting degree, radial clearance.

Product Description

Built to Endure Harsh Environments & Maximize Uptime with Sealed Tapered Roller Bearing

Sealed Tapered Roller Bearings from LUOYANG INNO solve contamination and overload failures in extreme industrial applications. With IP67-rated sealing systems and 150°C heat resistance, our bearings outlast competitors by 30% in mining crushers, steel mills, and port machinery.

Why Engineers Choose Our Sealed Tapered Roller Bearings?

  • Extreme Load Capacity: Handle radial loads up to 1,200kN and axial loads to 800kN.
  • Contamination Defense: Triple-lip seals with fluoropolymer shields block dust/water ingress (IP67/IP69K).
  • Rapid Custom Sizing: Get OD 50mm–5000mm bearings in 15 days – 30% faster than industry average.

Technical Specifications

Parameter Specification
Dimensions ID 15–500mm • OD 32–1000mm
Load Ratings Dynamic (Cr): 950kN • Static (Cor): 1,250kN
Temperature Range -50°C to +500°C
Sealing Nitrile rubber/fluoropolymer • IP67/IP69K
Precision ABEC-1 (P0) to P4

Industry-Proven Applications

  • Mining Crushers: Dual-purpose Sealed Tapered Roller Bearing sealing prevents rock dust ingress while retaining grease under 10g vibration.
  • Steel Rolling Mills: High-carbon chromium steel races withstand continuous 480°C furnace heat without deformation.
  • Port Cranes: Corrosion-resistant fluoropolymer seals endure saltwater spray in coastal container handlers.
  • Wind Turbine Gearboxes: P4-grade precision reduces vibration to <18dB at 1,500 RPM for stable power generation.

FAQs

Q: How do your seals withstand abrasive dust in mining crushers?
A: Our triple-lip design uses a primary fluoropolymer barrier and grease-purged cavity to block 99.9% of particles.

Q: Can you make bearings over 5000mm OD?
A: Yes! We’ve delivered φ5200mm custom products for bucket wheel excavators with tolerances held to IT6/ISO 286.

Q: How do I monitor bearing health remotely?
A: Our IoT-ready Sealed Tapered Roller Bearings can embed sensors tracking temperature (±1°C) and vibration (0.1mm/s resolution).

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