Full Complement Roller Bearing

1.Product Introduction: With full complement of rollers without cage, having strong radial load-bearing capacity, and suitable for low-speed and heavy-load applications.
2.Structure Type: The inner ring / outer ring have double ribs, full complement of rollers (without cage), some with spacer blocks, and it is open - type.
3.Size Range: Inner diameter 20 - 500mm, outer diameter 47 - 1000mm, width 14 - 200mm.
4.Material: Inner ring / outer ring / rollers: GCr15/GCR15SIMN/20Cr2Ni4A, cage: stamped steel / brass, spacer blocks: engineering plastics (wear-resistant).
5.Precision: P0/P6 level, P5 level for special requirements.
6.Application Fields: Crane wheels, mining machinery, heavy-duty reducers, port equipment.
7.Key Inspection Items: Radial load-bearing capacity, roller assembly density, dimensional accuracy.

Product Description

High-Load Full Complement Roller Bearings Engineered for Extreme Industrial Demands

When your heavy machinery requires maximum load capacity without a cage structure, full complement roller bearings from LUOYANG INNO BEARING deliver. Designed for low-speed, high-load scenarios like crane wheels, mining equipment, and port machinery, our bearings maximize load capability by fitting more rollers within the same space. With 30+ years of expertise, we engineer these bearing products with high-purity steel and precision grinding to handle radial loads up to 1,500 kN while resisting wear in abrasive environments.

Technical Specifications

Parameter Specification
Dimensions Bore 20–500mm, OD 47–1000mm (Custom up to φ5000mm)
Load Capacity Static 1,200 kN / Dynamic 850 kN
Materials GCr15/GCr15SiMn steel (Optional 20Cr2Ni4A)
Temperature Range -50°C to 150°C (with specialized heat treatments)

Key Advantages

  • Maximum Load Capacity: Eliminating the cage allows extra rollers to fit, optimizing full complement roller bearing performance under extreme weight.
  • Extreme Conditions: Advanced heat treatment and corrosion-resistant coatings protect bearing components in 500°C steel mills.
  • Rapid Logistics: 1,000+ stocked roller bearing models ship in 48 hours; custom units delivered in 15–30 days.

Industry-Proven Applications

  • Metallurgy: Full complement roller bearings withstand thermal shocks and 500°C temperatures in rolling mill bearing assemblies.
  • Port Machinery: Saltwater-resistant designs protect slewing rings and sheaves in heavy-duty crane operations.
  • Mining & Aggregates: Reinforced rollers and shock-absorbent spacers endure crushing friction and continuous vibration.

Quality & Support

Every bearing undergoes 3-stage quality checks: material spectrometry, micrometer dimensional checks, and 12+ performance validations. We support legacy retrofits via precise reverse engineering.

FAQs

Q: How do your full complement roller bearings handle 500°C environments?
A: We use chromium-molybdenum steel and graphite-enriched lubrication to minimize heat degradation in high-temp bearing applications.

Q: What’s the lead time for a φ3000mm custom roller bearing?
A: 15–20 days via our modular production system—30% faster than standard bearing industry averages.

Q: Can these bearings handle combined axial and radial loads?
A: Yes! Optimized roller alignment and custom spacer blocks improve multi-directional load capacity.

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