Aluminum Bronze Self-Lubricating Bearings Grades

Aluminum Bronze Self-Lubricating Bearings Grades

graphite aluminum bronze bushing

Unlock Performance: Aluminum Bronze Self-Lubricating Bearings

Engineered for demanding industrial applications, aluminum bronze self-lubricating bearings are the top choice for engineers and procurement teams seeking exceptional strength, corrosion resistance, and wear durability.

At Bearingface.com, we offer high-performance solutions in a range of premium aluminum bronze grades, including:

C95210, C95810, 952C, AB1, AB2, SAE68, CuAl10Fe, and CuAl10Ni.

These advanced alloys deliver built-in lubrication, extending service life while reducing maintenance and downtime. Whether you’re designing for marine, heavy-duty machinery, or high-load applications, our aluminum bronze bearings provide the performance and reliability your projects demand.

Why Aluminum Bronze for Self-Lubricating Bearings?

Aluminum bronze excels where traditional materials fail. Its high strength and excellent resistance to wear and corrosion, even in harsh marine or chemical settings, are significant advantages. Self-lubricating features, often via embedded solid lubricants, make them ideal where external lubrication is difficult or undesirable, leading to lower operational costs.

Aluminum Bronze Grades for Self-Lubricating Bearing Applications

Choosing the right aluminum bronze grade is crucial. Each alloy’s unique composition tailors its properties for specific

C95210 is a balanced alloy offering good strength, wear resistance, and strong corrosion resistance for diverse industrial applications.

Property/Composition Detail
Composition Cu (bal.), Al (8.0-9.5%), Fe (3.0-5.0%), Ni (1.0-2.0%), Mn (max 1.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Good in abrasive conditions.
Corrosion Resistance Good vs. seawater, acids, alkalis.

Applications:

  • Plain Bearings/Bushings: General industrial, heavy construction, mining.
  • Sleeve Bearings: Agricultural machinery, pump components.
  • Automotive: Engine/transmission components requiring strength and wear.

C95810 provides enhanced strength, superior wear resistance, and excellent performance under high loads and temperatures due to its nickel content.

Property/Composition Detail
Composition Cu (bal.), Al (8.5-9.5%), Fe (3.5-4.5%), Ni (4.0-5.0%), Mn (max 1.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Excellent under high-load/high-temperature.
Corrosion Resistance Very good in marine/chemical environments.

Applications:

  • Heavy Duty Bushings: Marine (propeller/rudder bearings).
  • Industrial: Heavy-duty pumps, valves, extreme conditions.

952C is an aluminum bronze optimized for marine and highly corrosive environments, offering exceptional corrosion resistance.

 

Property/Composition Detail
Composition (Typical) Cu (bal.), Al (9.0-11.0%), Fe (4.0-6.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Excellent in seawater/corrosion-prone environments.
Corrosion Resistance Exceptional vs. seawater, chemicals, harsh environments.

Applications:

  • Marine Bearings: Boats, ships, submarines (shafts, bushings).
  • Water-Lubricated Bushings: Hydro-electric turbine components.
  • Offshore Equipment: Critical components in offshore oil/gas.

AB1 and AB2 are strong cast aluminum bronze alloys suitable for high-stress, high-impact applications.

 

AB1 (CuAl10Fe3Mn2)

Property/Composition Detail
Composition Cu (bal.), Al (8.5-10.5%), Fe (2.0-5.0%), Mn (0.5-2.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Good, in high-load/shock-load.
Corrosion Resistance Good general.

AB2 (CuAl10Ni5Fe4)

Property/Composition Detail
Composition Cu (bal.), Al (9.0-11.0%), Ni (4.0-6.0%), Fe (3.0-5.0%), Mn (0.5-1.5%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Excellent in abrasive/high-stress.
Corrosion Resistance Very good, enhanced by nickel.

Applications (for both AB1/AB2):

  • Heavy-Duty Bearings/Bushings: Mining/construction equipment (excavators).
  • Industrial Equipment: High mechanical stress parts, gears.
  • Automotive/Railways: Suspension systems, railcar parts.

SAE68 (often C95400) is a high-strength aluminum bronze with outstanding wear characteristics for limited or dry lubrication scenarios.

Property/Composition Detail
Composition Cu (bal.), Al (10.0-11.5%), Fe (3.0-5.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance Outstanding under dry/lubricated conditions.
Corrosion Resistance Excellent in marine/industrial.

Applications:

  • High-Performance Bearings: Heavy machinery, severe wear conditions.
  • Dry Running Bushings: Packaging machinery (minimal lubrication).
  • High-Friction Applications: Slide bearings in low-lubrication.

CuAI10Fe (e.g., CW306G) is an aluminum bronze with iron, boosting strength, wear, and excellent corrosion resistance in chemical settings.

Property/Composition Detail
Composition Cu (bal.), Al (9.0-11.0%), Fe (2.0-4.0%)
Tensile Strength  MPa
Hardness (Brinell)  HB
Wear Resistance High, in corrosive environments.
Corrosion Resistance Excellent vs. seawater/chemicals.

Applications:

  • Corrosion-Resistant Bearings/Bushings: Marine (propeller shafts).
  • Chemical Processing: Aggressive chemical environments.
  • Offshore: Oil/gas platforms needing high corrosion resistance.

CuAI10Ni (e.g., CW307G) is a nickel-enhanced aluminum bronze, offering superior corrosion resistance in acidic and high-salinity environments, alongside excellent strength.

Property/Composition Detail
Composition Cu (bal.), Al (8.5-11.0%), Ni (4.0-6.0%), Fe (2.0-4.0%)
Tensile Strength MPa
Hardness (Brinell) HB
Wear Resistance Excellent in high-pressure/abrasive.
Corrosion Resistance Superior vs. acidic/high-salinity.

Applications:

  • Marine Bearings: Propellers, rudder bearings, seawater pumps.
  • Chemical/Petrochemical: Aggressive chemical processing.
  • Energy Sector: Geothermal/offshore energy production.

Material Selection at a Glance

This table helps you quickly find the right aluminum bronze grade for your self-lubricating bearing needs.

Bearing Type / Application Recommended Aluminum Bronze Grades
Marine Bearings C95210, C95810, 952C, CuAI10Fe, CuAI10Ni
Heavy-Duty Bushings C95810, AB1, AB2, SAE68, CuAI10Fe, CuAI10Ni
High-Load Bearings C95210, C95810, AB1, AB2
Water-Lubricated Bushings 952C
Industrial Bearings (Heavy Machinery) AB1, AB2, SAE68
High-Performance Dry Running Bearings SAE68, CuAI10Ni
Chemical/Corrosive Environment Bearings 952C, CuAI10Fe, CuAI10Ni

Bearingface.com Advantage: Your Partner in Self-Lubricating Solutions

Choosing the right self-lubricating bearing material is a critical engineering decision. At Bearingface.com, we specialize in high-quality aluminum bronze components, including custom bearings, sliders, and washers. Our expertise in material science and manufacturing ensures components meet stringent performance requirements. We provide reliable solutions for demanding applications.

Ready to Optimize Your Bearing Performance?

Request a Quote Today: Get a personalized quote for your aluminum bronze bearing needs.

Contact Our Sales Team: Our technical experts are ready to assist you in selecting the perfect material and design.

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