CuSn8 & CuSn6 Metric Flange Bronze Bushings: The Self-Lubricating
Powerhouse for Industrial Excellence
In the relentless world of heavy machinery and precision
engineering, every component must deliver peak performance. The CuSn8 and CuSn6 Metric Flange Bronze Bushings rise to this challenge, offering unmatched durability, seamless
operation, and maintenance efficiency. Crafted from high-grade
copper-tin alloys, these self-lubricating bushings are engineered
to thrive in high-load, high-speed environments—making them
indispensable for industries ranging from agriculture to hydraulic
systems. Discover how their innovative design and material
superiority redefine reliability.
CuSn8 vs. CuSn6: Material Mastery for Specific Needs
The secret to these bushings’ success lies in their alloy
composition:
CuSn8 Bronze: With 8% tin content, this alloy excels in wear resistance, corrosion protection, and fatigue strength, ideal for harsh, abrasive environments.
CuSn6 Bronze: Slightly lower tin (6%) balances mechanical strength and cost-effectiveness, perfect for applications demanding robust performance under
moderate stress.
Both alloys eliminate the need for external lubrication, thanks to
embedded diamond-shaped oil pockets (ISO 3547/DIN 1494 compliant)
that retain grease, ensuring smooth operation even in
hard-to-maintain systems.
Metric Flange Design: Precision Meets Simplicity
The FB-090 series exemplifies innovation with its metric flange configuration,
delivering:
Effortless Installation: Flanged design ensures secure mounting, reducing alignment
errors.
Space Efficiency: Compact structure saves weight and space compared to traditional
cast bushings.
Axial & Radial Stability: Handles multidirectional forces in oscillating, rotating, or
sliding motions.
Self-Lubricating Brilliance: Less Maintenance, More Uptime
The bushings’ diamond-shaped oil reservoirs and perforations act as built-in lubrication systems:
Extended Service Intervals: Stores oil for gradual release, ideal for water-lubricated or
inaccessible machinery.
Contamination Resistance: Reduced friction minimizes wear from dust, grit, or moisture.
Versatile Compatibility: Functions flawlessly with grease, oil, or water-based lubricants.
Industrial Applications: Where Performance Matters
From agro-forestry to marine engineering, these bushings excel in
critical roles:
Hydraulic Systems: Cylinder guide sleeves, piston rods, and hydraulic haulers.
Agriculture & Forestry: Harvesters, tractors, and log splitters exposed to mud and
vibration.
Automotive & Machinery: Gearboxes, fitness equipment, and automated rotary parts.
Marine & Offshore: Corrosion-resistant performance in saltwater environments.
Custom Solutions for Unique Challenges
Beyond standard DIN/metric sizes (e.g., bundbuchse), manufacturers offer tailored options:
Enhanced Lubrication: Spiral grooves, thru-holes, or graphite-infused variants for
extreme temperatures.
Sealed Units: Integrated shields for dirty or wet environments (e.g., textile
or port machinery).
Material Upgrades: Special bronze blends for niche applications like tobacco or
rubber processing.
Why Choose China’s Leading Suppliers?
Sourcing from trusted factories like bronzegleitlager.com guarantees:
Cost Efficiency: Competitive pricing without compromising ISO-certified quality.
Rapid Delivery: Global shipping for standard and custom sizes (straight or
flanged).
Technical Expertise: Decades of experience in producing Glycodur®-equivalent bearings
like the FB-090.
Conclusion: Elevate Efficiency with CuSn8/CuSn6 Bushings
The CuSn8 and CuSn6 Metric Flange Bronze Bushings are more than
components—they’re strategic investments in operational longevity.
Whether optimizing hydraulic cylinders, agricultural gear, or
automated machinery, their self-lubricating design and robust
construction ensure minimal downtime and maximum ROI.
Upgrade Your Machinery Today! Explore the FB-090 series and custom solutions at bronzegleitlager.com—where precision meets affordability.
Keywords: CuSn8 Bronze Bushing, CuSn6 Self-Lubricating Bushing, Metric
Flange Bushing, FB-090 Bushing, Diamond Oil Pockets, ISO 3547 DIN
1494, Hydraulic Cylinder Bushing, Agro-Forestry Bearings,
Bundbuchse, China Bronze Bushing Supplier, Wrapped Bronze Bushings.

Cusn8 Cusn6 Wb802, Wf-Wb802 Bushings Slide Bearing. Cusn8 Wrapped
Sliding Bearings Bushing, Rolled Bronze Bushings With Indents,
Rolled Bronze W Oil Perforations. Bearings With Or Without Flange
Are Intended For Radial And Axial Movements. ... The Bearings Are
Wrapped Of A Cold Formable Homogenous Bronze Made To Order From
China.

Di φD | Do φD | Dp | L 0 -0.040 |
| 15 | 20 | 25 | 30 | 35 | 40 | 50 | 60 | 70 | 80 | 90 |
| 25 | 28 | 35 | 25150 | 25200 | 25250 | | | | | | | | |
| 30 | 34 | 45 | | 30200 | 30250 | 30300 | | | | | | | |
| 35 | 39 | 50 | | 35200 | 35250 | 35300 | 35350 | | | | | | |
| 40 | 44 | 55 | | | 40250 | 40300 | 40350 | 40400 | | | | | |
| 45 | 50 | 60 | | | | 45300 | 45350 | 45400 | 45500 | | | | |
| 50 | 55 | 65 | | | | 50300 | 50350 | 50400 | 50500 | | | | |
| 55 | 60 | 70 | | | | 55300 | 55350 | 55400 | 55500 | | | | |
| 60 | 65 | 75 | | | | 60300 | 60350 | 60400 | 60500 | 60600 | | | |
| 65 | 70 | 80 | | | | 65300 | 65350 | 65400 | 65500 | 65600 | | | |
| 70 | 75 | 85 | | | | | 70350 | 70400 | 70500 | 70600 | 70700 | | |
| 75 | 80 | 90 | | | | | 75350 | 75400 | 75500 | 75600 | 75700 | | |
| 80 | 85 | 100 | | | | | 80350 | 80400 | 80500 | 80600 | 80700 | 80800 | |
| 90 | 95 | 110 | | | | | | | 90500 | 90600 | 90700 | 90800 | 90900 |
| 100 | 105 | 120 | | | | | | | 100500 | 100600 | 100700 | 100800 | 100900 |
| 110 | 115 | 130 | | | | | | | 110500 | 110600 | 110700 | 110800 | 110900 |
| 120 | 125 | 140 | | | | | | | 120500 | 120600 | 120700 | 120800 | 120900 |
| 130 | 135 | 155 | | | | | | | | 130600 | 130700 | 130800 | 130900 |
| 140 | 145 | 165 | | | | | | | | 140600 | 140700 | 140800 | 140900 |
| 150 | 155 | 180 | | | | | | | | 150600 | 150700 | 150800 | 150900 |
| 160 | 165 | 190 | | | | | | | | 160600 | 160700 | 160800 | 160900 |
| 170 | 175 | 200 | | | | | | | | 170600 | 170700 | 170800 | 170900 |
| 180 | 185 | 215 | | | | | | | | 180600 | 180700 | 180800 | 180900 |
| 190 | 195 | 225 | | | | | | | | 190600 | 190700 | 190800 | 190900 |
| 200 | 205 | 235 | | | | | | | | 200600 | 200700 | 200800 | 200900 |
| 225 | 230 | 260 | | | | | | | | 225600 | 225700 | 225800 | 225900 |
| 250 | 255 | 290 | | | | | | | | 250600 | 250700 | 250800 | 250900 |
| 265 | 270 | 305 | | | | | | | | 265600 | 265700 | 265800 | 265900 |
| 285 | 290 | 325 | | | | | | | | 285600 | 285700 | 285800 | 285900 |
| 300 | 305 | 340 | | | | | | | | 300600 | 300700 | 300800 | 300900 |
Bronze bearing bushings - maintenance-free
Wrapped bearings - Plain bearings Flange bronze bushing bearing
self lube bronze bearings
WB802, WB800, WB702, WB700, B90 and B92 are available in two types
such as with or without flange.
CuSn8 Wrapped sliding bearings Bronze rolled bearing
bronze rolled bearings use a specially formulated high-density
copper alloy strip as the base to replace the traditional cast
copper sleeve, which can reduce the mechanical volume and cost.

CuSn8 Wrapped sliding bearings 090 Technical data
| Performance | Data |
| Maximum load | Static load | 120N/mm² |
| Dynamic load | 40N/mm² |
| Line speed | 2.5m/s |
| Maximum PV value | 2.8N/mm²・m/s |
| Coefficient of friction | 0.08~0.25 |
| Operating temperature | -100℃~+200℃ |
| Thermal Conductivity | 60W/m・K |
| Thermal expansion coefficient | 15×-6/K |
Product description
wrapped cusn8 bronze rolled bearings use a specially formulated
high-density copper alloy strip
as the base to replace the traditional cast copper sleeve,
which can reduce the mechanical volume and cost.
Data parameter
Standard diameter Standard Dia. | Bushing outer diameter O.D.Size | Matching seat hole Housing Bore | Bushing ID I.D.Size | Matching shaft diameter Matching Shaft Diameter |
|---|
| 10~18 | +0.065 +0.030 | +0.018 0 | +0.046 0 | - 0.016 - 0.043 |
| 18~30 | +0.075 +0.035 | +0.021 0 | +0.052 0 | - 0.020 - 0.020 |
| 30~50 | +0.085 +0.045 | +0.025 0 | +0.062 0 | - 0.025 - 0.064 |
| 50~80 | +0.100 +0.055 | +0.030 0 | +0.074 0 | - 0.030 - 0.076 |
| 80~120 | +0.120 +0.070 | +0.035 0 | +0.087 0 | - 0.036 - 0.090 |
| 120~180 | +0.170 +0.100 | +0.400 0 | +0.100 0 | - 0.043 - 0.106 |
| 180~250 | +0.210 +0.130 | +0.046 0 | +0.115 0 | - 0.050 - 0.122 |
| 250~315 | +0.260 +0.170 | +0.052 0 | +0.130 0 | - 0.056 - 0.137 |