Bronze Slewing Bearing
2. Product Features: Excellent Corrosion Resistance: The special bronze material effectively resists seawater and salt spray corrosion.
3. Dimensions: Product dimensions: 266mm x 160mm x 45mm. Custom sizes are available to meet specific requirements.
4. Material: Special Bronze: Marine-grade bronze with corrosion resistance certification.
5. Applications:
Engineering Machinery: Ship firefighting systems, deck equipment, offshore platforms, and specialized vessels.
- Product Description
Bronze Slewing Bearing – Marine-Grade Corrosion-Resistant Rotational Solution
At Luoyang Heng Guan Bearing Technology Co., Ltd., our bronze Slewing Bearing is designed particularly for extraordinary marine situations. This compact unit measures 266 × 160 × 45mm and highlights marine-grade bronze combination development. With fabricating capabilities crossing 50–10,000mm distances across and exactness grades from P0 to P4, our bearing conveys prevalent seawater erosion resistance and self-lubricating execution. Supported by ISO 9001 certification and over 30 a long time of industry mastery, it guarantees solid operation in transport firefighting frameworks, seaward stages, and deck hardware where conventional steel orientation come up short prematurely.
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Bronze Slewing Bearing Details
Your product combines progressed metallurgy with down to earth designing. The extraordinary bronze amalgam gives characteristic erosion resistance without requiring visit support. Its 266 × 160 × 45mm impression fits tight establishment spaces common in marine applications.
The bearing's sliding contact plan kills rolling component weariness. This things when your Gear faces steady vibration and stun loads. Bronze's inborn properties assimilate contaminants into the network, avoiding Shaft scoring that plagues steel alternatives.
We fabricate these heading utilizing exactness casting and CNC machining. Our vertical machines and machining centers guarantee dimensional precision. Warm treatment forms optimize hardness between HB 60–90, adjusting wear resistance with toughness.
Why Choose Us
Proven Manufacturing Capacity
Our office houses CNC vertical machines, equip shapers, and crushing machines. This gear empowers us to deliver slewing heading from 50mm to 10,000mm breadth. We handle both standard and non-standard custom orders.
Global Export Experience
We've dispatched to over 50 nations, counting Germany, the United States, Australia, and all through the Middle East. Your arrange benefits from our built up coordinations networks.
Technical Support Team
Our 50+ part designing group gives item plan, establishment direction, and ancient item mapping. We back custom arrangements indeed when you do not have 3D drawings ready.
Quality Traceability
Every bearing experiences facilitate estimation and execution testing. We keep up full traceability from crude fabric choice through last review. Our ISO 9001 and RoHS compliance guarantees your supply chain benchmarks are met.



Technical Specifications
Parameter | Specification | Performance Advantage |
Outer Diameter | 266mm | Compact integration |
Inner Diameter | 160mm | Standard shaft compatibility |
Height | 45mm | Low-profile design |
Manufacturing Range | 50–10,000mm | Full customization support |
Material | Marine-grade Bronze Alloy | Superior corrosion resistance |
Hardness | HB 60–90 | Balanced wear/toughness |
Tensile Strength | ≥200 MPa | High load capacity |
Friction Coefficient | 0.05–0.15 (lubricated) | Reduced power consumption |
Salt Spray Test | 1,000 hours (no rust) | Marine environment validated |
Precision Grades Available | P0, P6, P5, P4 | Application-specific accuracy |
Features and Benefits
Self-Lubricating Performance
Bronze naturally reduces friction. This cuts your maintenance schedules and eliminates lubrication failures in remote installations.
Exceptional Corrosion Resistance
The alloy withstands continuous saltwater exposure. Your equipment maintains operational readiness even after months of inactivity in harsh conditions.
High Load Distribution
The sliding contact spreads loads across the entire bearing surface. This prevents brinelling damage common in rolling element designs under static loads.
Vibration Damping
Bronze absorbs shock loads better than steel. Your system experiences less noise and reduced fatigue in adjacent components.
Contaminant Tolerance
The soft bronze matrix embeds small particles. Sand and debris won't score your mating surfaces, extending service life in dirty environments.
Applications
Ship Firefighting Systems
Fire monitor turrets and pump drive mechanisms require reliable rotation after long idle periods. Our bronze slewing bearings deliver immediate response without seizing.
Deck Equipment
Mooring winches and hatch cover drives face constant salt spray. Bronze construction ensures your critical equipment operates when needed.
Offshore Platforms
Emergency systems and rescue equipment can't afford failures. These bearings maintain performance through extreme humidity and temperature cycling.
Specialized Vessels
Research ships and naval craft use custom configurations. We provide non-standard solutions tailored to your unique specifications.
Installation Guide
Pre-Installation
Clean mounting surfaces thoroughly. Remove protective coatings from the bearing. Verify shaft and housing dimensions match specifications.
Alignment
Position the bearing carefully to avoid edge loading. Use alignment tools to ensure concentricity within tolerance. Check for squareness before tightening.
Fastening
Apply bolts in a star pattern. Torque to specified values gradually. Recheck alignment after initial tightening to catch any shifts.
Initial Lubrication
Apply compatible marine grease to exposed surfaces. Verify rotation is smooth through the full range of motion before commissioning.
Exhibition
We attend many famous international exhibitions such as Shanghai International Maritime Exhibition,Mining World Russia, bauma China, CTT Russia, etc






Partners
Your trust, we cherish in heart all times and will reciprocate that trust with unwavering quality.

Testing & Certification
We validate each bearing through rigorous testing protocols. Coordinate measuring machines verify dimensional accuracy. Salt spray chambers simulate years of marine exposure in accelerated 1,000-hour tests.
Our ISO 9001 certification confirms systematic quality management. RoHS compliance ensures environmental responsibility. Every batch includes material certificates and inspection reports for your documentation requirements.

Maintenance and Care
Routine Inspection
Check for unusual wear patterns every 500 operating hours. Monitor for corrosion at interfaces. Document any changes in rotation resistance.
Lubrication Schedule
Reapply marine-grade grease every 1,000 hours or annually. Wipe away old lubricant before applying fresh material. Avoid over-greasing which attracts contaminants.
Long-Term Storage
Coat bearings with preservative oil if storing more than six months. Keep in low-humidity environments. Rotate periodically to prevent flat spots.
Replacement Indicators
Replace when you notice increased friction, visible scoring, or dimensional changes exceeding 0.5mm. Don't wait for complete failure in critical applications.
FAQ
Q: Can you customize dimensions beyond 266 × 160 × 45mm?
A: Yes. We manufacture product units from 50mm to 10,000mm diameter. Send your requirements for a custom quote.
Q: How does bronze compare to steel for marine use?
A: Bronze resists saltwater corrosion naturally without coatings. It won't seize after long idle periods like steel bearings might.
Q: What lead time should I expect?
A: Standard sizes ship within 3 weeks. Custom configurations typically require 6–8 weeks depending on complexity.
Q: Do you provide installation support?
A: Our engineers offer technical consultation and installation guidance. We can review your setup remotely or provide on-site assistance for large projects.
Q: What materials do you use for the bronze alloy?
A: We use marine-grade aluminum bronze or tin bronze depending on your load and environmental requirements. All materials meet ASTM standards.
Contact Us
Ready to specify your bronze slewing bearing solution? Our technical team is here to help. Reach us at mia@hgb-bearing.com for quotations, technical drawings, or application support.







