CuAl10Fe5Ni5 Bronze Bushing

Self-lubricating bronze bearings are engineered for applications where external lubrication is impractical. Solid lubricants are compressed and molded directly into the bearing to guarantee a maintenance-free product. No additional lubrication is necessary.

Categories: Copper Casting Alloys, Metal Alloy Copper Bushing

CuAl10Fe5Ni5 Bronze Bushing Overview

Grade: CuAl10Fe5Ni5-C
Number: CC333G
Classification: Copper-Aluminum Alloy
Standard: EN 1982:2008 (Copper and Copper Alloys: Ingots and Castings)

CuAl10Fe5Ni5, also known as nickel-aluminum bronze (equivalent to C95500), is an aluminum bronze alloy highly regarded for its strength, wear resistance, and durability. It is particularly suited for high-load and extreme wear conditions, making it an ideal choice for bushings, bearings, and other mechanical components.

Key Material Properties

1. High Strength and Hardness
CuAl10Fe5Ni5 exhibits excellent mechanical properties, including high tensile strength and hardness. The alloy’s combination of copper, aluminum, iron, and nickel enhances its durability under heavy loads and high-pressure conditions. These characteristics make it ideal for critical components like bushings used in high-stress environments.

2. Wear Resistance
This alloy’s excellent wear resistance allows it to withstand friction and constant mechanical motion, extending its operational life. This feature is essential for components that frequently endure high levels of friction, such as bushings and bearings.

3. Thermal Stability
CuAl10Fe5Ni5 maintains stable mechanical performance in high-temperature environments, making it suitable for various industrial applications that require durability in extreme heat.

4. Corrosion Resistance
This alloy offers strong corrosion resistance, particularly in harsh environments like seawater, making it ideal for marine and offshore applications. CuAl10Fe5Ni5 effectively resists corrosion in atmospheric, freshwater, and saltwater conditions, ensuring longevity and reliability in these settings.

5. Processability
The alloy has good workability under high temperatures and can be subjected to hot forging, extrusion, and bending. It is also weldable (not easily brazed), and machinability is straightforward, making it versatile for manufacturing processes.

Chemical Composition

The CuAl10Fe5Ni5 alloy consists of the following elements:

Copper (Cu): Provides good thermal and electrical conductivity.
Aluminum (Al): Enhances strength and hardness.
Iron (Fe) and Nickel (Ni): Improve wear and corrosion resistance.

CuAl10Fe5Ni5 bronze bushing material compare with other material

Material	Density (g/cm³)	Hardness (HB)	Tensile Strength (N/mm²)	Yield Strength (N/mm²)	Elongation (%)	Linear Expansion Coefficient (1/°C)	Max Temp (°C)	Max Load (N/mm²)	Max Speed (dry) (m/min)	Max PV (lubricated) (N/mm²·m/min)	Compression Deformation at 300 N/mm²
CuAl10Ni5Fe	7.8	>90	>600	>260	>15	1.8×10⁻⁵	-40 to +400	60	10	200	<0.01 mm
CuSn5Pb5Zn0.5	8.9	>70	>150	>200	>6	1.8×10⁻⁵	-40 to +400	50	20	100	<0.05 mm
CuZn25Al5	8	>210	>750	>450	>10	1.6×10⁻⁵	-40 to +300	70	10	80	<0.04 mm
CuSn12	8.9	>95	>260	>150	>8	1.8×10⁻⁵	-40 to +400	70	10	80	<0.05 mm
CuZn32Al5Ni3	8	>280	>540	>450	>0.3	1.8×10⁻⁵	-40 to +150	150	15	200	<0.005 mm

Applications of CuAl10Fe5Ni5 Bronze Bushings

1. Mechanical Engineering
Used in high-strength, wear-resistant components such as bushings, flanges, and bearings. These components play a crucial role in machinery, enduring high loads and significant friction.

2. Marine and Offshore Engineering
Its excellent corrosion resistance makes it ideal for marine environments, where it is used in parts such as ship propellers, valves, and other components exposed to seawater.

3. Automotive and Transportation
The alloy is used to manufacture gears, bearings, and other automotive components that require high wear resistance and corrosion protection.

4. Aerospace
In aerospace applications, CuAl10Fe5Ni5 is used in high-load, high-temperature parts, such as landing gear and other critical components.

5. Mould Manufacturing
CuAl10Fe5Ni5 is also used in moulds, offering excellent thermal conductivity and resistance to damage, making it ideal for use in heat exchangers and other mould-based processes.

Performance Characteristics

1. Operating Temperature Range
CuAl10Fe5Ni5 operates effectively in a broad temperature range from -200°C to 200°C, making it suitable for both low- and high-temperature applications.

2. Self-Lubricating Option
Some variants of CuAl10Fe5Ni5 include self-lubricating properties (e.g., graphite inserts), making them ideal for low-speed, high-load applications where maintenance-free performance is desired.

Conclusion

CuAl10Fe5Ni5 bronze bushings are an excellent choice for high-performance, heavy-load applications. With their superior strength, wear resistance, and corrosion protection, they are used extensively in industries like marine, aerospace, automotive, and heavy machinery. Their ability to operate across a wide temperature range and resistance to extreme conditions make them an ideal solution for many demanding industrial uses.