Bronze Graphite Plate
Bronze Graphite Plate
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Bronze Graphite Plate
The hardness and operating temperatures for the cast bronze alloys CuZn25Al6FeMn3, C93200, C95400, C93700, C93800, C90700, C90300, C86300, C95500, and C95900.
Bronze-graphite plates are perfectly suited for scenarios where conventional lubrication is either impractical or unwanted. These plates excel under conditions of heavy load and slow speeds, offering self-lubrication thanks to the integrated graphite. The specific CuZn25Al6FeMn3 alloy composition guarantees both the resilience and efficacy of the plate in challenging situations that demand resistance to high temperatures and dependable lubricating qualities.
To encapsulate, the CuZn25Al6FeMn3 bronze-graphite plate stands out as an effective choice for situations that require the ability to support heavy loads at low speeds, along with the necessity for self-lubrication and the capacity to withstand temperatures up to 450°C. Its distinctive alloy composition and structural design render it an ideal option for a range of industrial uses where traditional lubricating solutions fall short.
Operating Temperatures and Hardness Ratings of Cast Bronze Alloys: Cast bronze alloys are available in various types, each presenting unique strengths and limitations. The distinct characteristics of these alloys are primarily determined by incorporating specific elements into their composition in differing amounts. For instance, adding Lead (Pb) to a bronze alloy can enhance its machinability and impart natural bearing qualities, whereas integrating Aluminum (Al) can boost its load-bearing capabilities and impart resistance to corrosion, especially from seawater. The elemental makeup of bronze alloys allows for a range of beneficial properties to be achieved. Engineers looking to design the optimal alloy for bronze bearing applications often focus on properties such as operating temperature and hardness. Bronze bearings might have to operate under severe temperatures depending on their use. Thus, determining the exact minimum and maximum operating temperatures that a specific bronze alloy can withstand is essential for designing the perfect alloy for particular applications.
The CuZn25Al6FeMn3 bronze graphite plate is engineered specifically for use in high-load, low-speed settings where traditional lubrication methods are either unnecessary or impractical. This plate combines graphite with a bronze alloy base, ensuring self-lubrication while being capable of enduring high temperatures of up to 450°C (842°F), and in some instances, as high as 593°C (1100°F). Known also as high-lead tin bronze, the CuZn25Al6FeMn3 composition excels in wear resistance, has a robust capacity for bearing heavy loads, and exhibits outstanding resistance to corrosion.
CuZn25Al6Fe3Mn3 is a solid bronze material used for bushings and bearings. It is a copper-zinc alloy with additional elements like aluminum, iron, and manganese. This material offers high tensile strength and is suitable for applications requiring good wear resistance and durability.
- Chemical Composition:
- Copper (Cu): 60-66%
- Zinc (Zn): 22-28%
- Aluminum (Al): 5-7%
- Iron (Fe): 2-4%
- Manganese (Mn): 2-4%
- Properties:
- High tensile strength
- Good wear resistance
- Suitable for oil-lubricated applications
- Used in bushings, bearings, and other mechanical components！
This material is known for its reliability in various industrial applications due to its favorable combination of properties.
CuZn25Al6FeMn3 bronze graphite plate, Graphite-embedded bronze alloys are engineered to offer self-lubrication and withstand high temperatures, making them ideal for situations where conventional lubrication is impractical or unwanted. These alloys, particularly those made from the CuZn25Al6FeMn3 composition, are recognized for their capability to endure temperatures up to 450°C (842°F), and under specific circumstances, up to 593°C (1100°F). The inclusion of graphite, serving as a solid lubricant within the bronze framework, alongside the distinct properties of the CuZn25Al6FeMn3 bronze alloy—known for its remarkable wear resistance, high capacity for load-bearing, and superior corrosion resistance—enhances their application. The synergy of graphite and this specific bronze alloy results in materials that are highly suited for high-load, low-speed scenarios where traditional lubricants fail, such as in some industrial machines, vehicle parts, and heavy-duty equipment.
For scenarios demanding a bronze alloy that must resist temperatures of at least 450°C, the graphite-incorporated CuZn25Al6FeMn3 alloy stands out. This composition ensures the material’s optimal performance at high temperatures, offering the necessary self-lubrication and resistance to wear for challenging applications.
In essence, the CuZn25Al6FeMn3 bronze-graphite alloy is an optimal choice for various industrial uses requiring a minimum temperature resistance of 450°C. Its high-temperature endurance, coupled with its self-lubricating and wear-resistant characteristics, positions it as a preferred option in environments where conventional lubrication approaches are infeasible or undesired.
The hardness and operating temperatures of various cast bronze alloys are crucial for selecting the appropriate material for specific applications, especially in bearing and structural applications where these properties significantly impact performance and durability. Below is a detailed overview of the hardness (measured in Brinell hardness number) and operating temperature ranges (minimum and maximum) for the specified cast bronze alloys based on the provided information.
Hardness and Operating Temperatures
| Alloy | Brinell Hardness (500kg/3000kg load) | Min Operating Temperature (°F) | Max Operating Temperature (°F) |
|---|---|---|---|
| C93200 | 65 typical | -450 | +500 |
| C95400 | 175 | -450 | +750 to +1200 (Intermittent) |
| C93700 | 60 typical | -450 | +500 |
| C93800 | 55 typical | -450 | +500 |
| C90700 | 100 typical | -450 | +550 |
| C90300 | 70 typical | -450 | +550 |
| C86300 | 225 | -450 | +400 |
| C95500 | 195 | -450 | +750 to +1200 (Intermittent) |
| C95900 | 241 min | -450 | +750 to +1200 (Intermittent) |
Key Points:
- Hardness: The Brinell hardness of these alloys ranges significantly, from as low as 55 typical for C93800 to as high as 241 min for C95900. This variation indicates the diversity in the mechanical properties of bronze alloys, making them suitable for a wide range of applications. Hardness affects wear resistance, durability, and the ability to withstand mechanical loads.
- Operating Temperature: All listed alloys have a minimum operating temperature of -450°F, showcasing their excellent performance in extremely cold environments. The maximum operating temperature varies, with some alloys like C95400, C95500, and C95900 capable of handling up to +1200°F intermittently, making them suitable for applications experiencing high temperatures.
- Application Suitability: The choice of alloy depends on the specific requirements of the application, including mechanical load, wear conditions, environmental factors, and required lifespan. For example, alloys with higher hardness and temperature tolerance, such as C95400 and C95900, are well-suited for high-load and high-temperature applications, while those with lower hardness, like C93800, may be more appropriate for applications where wear resistance is less critical.
This comprehensive overview based on the provided data highlights the importance of considering both hardness and operating temperature ranges when selecting a cast bronze alloy for specific applications. These properties, along with other factors like corrosion resistance and machinability, play a critical role in ensuring the optimal performance and longevity of the components made from these materials.
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