Rodamientos de rodillos cilíndricos

High-Capacity Cylindrical Roller Bearings: Engineered for Heavy Radial Loads

JFU Cylindrical roller bearings are designed to provide the highest possible radial load capacity compared to other roller bearing types. Unlike ball bearings, the rollers have a linear contact with the raceways, allowing them to distribute heavy loads over a larger surface area. These bearings are essential for applications requiring high rigidity, high load-carrying capacity, and high-speed performance.

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Exceptional Radial Load Capacity:

Ideal for heavy-duty industrial machinery where radial forces are dominant.

High-Speed Capability:

Optimized internal geometry and precision-finished rollers minimize friction and heat, supporting high rotational speeds.

Separable Design:

Most series (like NU and N) feature separable inner or outer rings, making mounting and dismounting much simpler for maintenance teams.

Thermal Expansion Accommodation:

Certain types (NU and N) can accommodate axial displacement caused by the thermal expansion of the shaft during operation.

High Rigidity:

The linear contact between rollers and raceways provides superior stiffness, ensuring minimal deflection under load.

 

JFU Cylindrical Roller Bearings are the backbone of various heavy industries:

 

  • Power Transmission: Gearboxes, reducers, and industrial transmissions.

  • Electric Motors: Supporting large motor shafts with high radial pull.

  • Bombas y compresores: Providing durability in continuous-duty fluid handling.

  • Máquinas herramienta: Ensuring spindle stability and accuracy in milling and turning centers.

  • Heavy Equipment: Mining machinery, construction vehicles, and steel mill rollers.

Especificaciones técnicas

 

  • Series disponibles: NU, NJ, NUP, N, and NF series (Single Row); NNU and NN series (Double Row).

  • Cage Materials: Available in Pressed Steel, Machined Brass (for high vibration/speed), or Polyamide (for quiet operation).

  • Material: High-grade Chrome Steel (GCr15) for maximum fatigue resistance.

  • Clearance Options: C2, C0 (Standard), C3, and C4 clearances available to suit different temperature environments.

  • Grados de precisión: P6 and P5 available for high-precision applications.

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