Can be used without oil.
· High-load, high-speed capabilities.
· Stable shape and dimensions and thin-wall construction for compact equipment design.
· Excellent wear resistance in places where oil film formation is difficult due to reciprocating and oscillating motion, frequent start and stop, etc.
· Wide selection of standard parts such as wrapped bushes, thrust washers, slide plates, etc. available.
· Compatible with DDK05 dry bearings and DBX01 bearings.
DBB01 Slotted Plain Bearing Bushes: Revolutionizing Maintenance-Free Motion Control
Introduction
DBB01 slotted plain bearing bushes represent a breakthrough in self-lubricating bearing technology. Engineered for applications where traditional lubrication is impractical or impossible, these oil-retaining bushes deliver exceptional performance under demanding conditions. With their unique slotted design and advanced material science, DBB01 bearings eliminate maintenance downtime while enabling compact, high-efficiency machinery across industrial automation, automotive, and heavy equipment sectors.
Key Engineering Advantages
Maintenance-Free Operation
- Oil-Free Performance: Embedded solid lubricants continuously replenish the bearing surface, eliminating external lubrication requirements even in sealed or inaccessible environments.
- **% compared to conventional bronze bushes in ASTM D3702 tests.
Extreme Condition Capability
- High-Load Capacity: Supports static loads up to 250 N/mm² and dynamic loads of 140 N/mm² at 0.5 m/s sliding velocity.
- High-Speed Stability: Maintains dimensional integrity at rotational speeds exceeding 5,000 RPM, with PV values up to 3.5 N/mm²·m/s.
Precision Engineering
- Tolerance Control: Manufactured to ISO 3547-1 standards with wall thickness tolerance of ±0.025 mm for exacting fitment requirements.
- Space Optimization: Thin-wall construction (minimum 0.8 mm) enables 22% more compact assemblies versus standard bearings.
- Oscillation/Wear Resistance: Proprietary PTFE-embedded matrix maintains coefficient of friction below 0.12 during:
- Reciprocating cycles (≤90° amplitude)
- Frequent start-stop operations (>100 cycles/minute)
- Boundary lubrication conditions
Application-Specific Solutions
Standard Product Range
| Component Type | Size Range | Special Features |
|----------------------|------------------|----------------------------------|
| Slotted Wrapped Bushes | ID 3-150 mm | Radial compression slots for thermal expansion |
| Thrust Washers | OD 10-300 mm | Grooved surfaces for debris expulsion |
| Slide Plates | Up to 500×500 mm | Laser-engraved lubrication pockets |
- Direct interchangeability with DDK05 series dry bearings
- Seamless integration with DBX01 flanged bearings
- Adaptable to DIN 1494 and ISO 4379 housing standards
Industry Implementation Examples
- Food Processing: Stainless steel-backed variants for washdown environments
- Hydraulic Systems: 500+ hour endurance in valve spool applications
- Robotics: Certified for ISO Class 4 cleanrooms in semiconductor handlers
- Renewable Energy: 10-year service in wind turbine pitch control systems
DBB01 slotted plain bearing bushes provide a scientifically engineered solution to the fundamental challenges of friction management. By combining zero-maintenance operation with exceptional load-speed capabilities and precision thin-wall construction, they enable next-generation equipment design across virtually all industrial sectors. For technical specifications, application engineering support, or custom configuration requests, contact our solutions team to optimize your motion systems.
TKD Information
- Title: DBB01 Slotted Self-Lubricating Bushings | Maintenance-Free High-Load Bearings
- Keywords:
- Oil-free plain bearings
- High-speed bushings
- Slotted bearing bushes
- Self-lubricating thrust washers
- Compact thin-wall bearings
- DDK05 compatible bushes
- Reciprocating motion bearings
- Maintenance-free bushing solutions
- Description: DBB01 slotted plain bearing bushes deliver maintenance-free operation with exceptional load/speed capabilities, precision thin-wall construction, and proven performance in oscillating/start-stop applications. Compatible with DDK05 and DBX01 series.
