Table of Contents
1. Product Overview & Specifications
KHRD Spherical Roller Bearing Series (W33)
Designed for heavy-duty machinery, the KHRD series (21300, 22200, 22300, 23000, 24000cc) features advanced spherical roller bearings with W33 lubrication grooves, ensuring high load capacity and operational stability. lubrication grooves, ensuring high load capacity and operational stability.
Technical Parameters Comparison
Model |
Bore Diameter (mm) |
Outer Diameter (mm) |
Dynamic Load (kN) |
Static Load (kN) |
Speed Limit (rpm) |
21300 |
30 |
72 |
325 |
180 |
5000 |
22200 |
40 |
80 |
420 |
240 |
4500 |
22300 |
50 |
110 |
580 |
320 |
4000 |
2. Key Applications
Industrial Machinery Compatibility
- Mining Equipment. Crushers, vibrating screens, and conveyor systems.
- Steel Manufacturing. Rolling mills, continuous casting machines.
- Power Generation. Turbines, generators, and wind energy systems.
- Construction Machinery. Excavators, cranes, and bulldozers.
3. Usage Guidelines
Installation & Maintenance Best Practices
- Ensure proper alignment to avoid axial misalignment exceeding 2°.
- Use ISO VG 220-320 grease for lubrication intervals under high-temperature conditions.
- Monitor vibration levels; replace bearings if RMS values exceed 4.5 mm/s.
4. Industry Case Studies
Case 1: Cement Plant Rotary Kiln Upgrade
Challenge. Frequent bearing failures due to dust ingress and thermal expansion.
Solution. Installed KHRD 23000 bearings with W33 seals.
Result. Operational lifespan increased by 62%, maintenance costs reduced by 35%.
Case 2: Offshore Wind Turbine Reliability
Challenge. Corrosion and variable loads in harsh marine environments.
Solution. Deployed KHRD 22200 bearings with customised coatings.
Result. Achieved 98.7% uptime over 24 months.
5. Client Success Stories
Client A: Global Mining Corporation
- Industry. Mineral Extraction
- Application. High-tonnage ore crushers
- Outcome. Reduced unplanned downtime by 41% across 18 sites.
Client B: Automotive Tier-1 Supplier
- Industry. Automotive Manufacturing
- Application. Robotic assembly line pivot joints
- Outcome. Improved precision tolerance by 0.002mm, enabling ISO 9001:2015 certification.
6. Request a Quote
Optimise your machinery performance with KHRD spherical roller bearings. Contact our engineering team for.
- Customised bearing solutions
- Bulk purchase discounts
- Technical documentation (CAD files, load charts)
Contact.
Email. info@vivalr.com
Phone. (86) 15866781826