High Precision CuSn10P Bronze Bearing

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CuSn10P bronze bushings, Solid bronze bearings

CuSn10P bronze bushings are a type of self-lubricating bronze bearing material commonly used for making bronze bushings and bearings with self-lubricating properties.

Solid bronze bearings are constructed from CuSn10P, a type of continuously cast bronze. Each surface of these plain bearings is precisely machined. In addition to the standard material, a variety of other alloys are also available. Among the most frequently used are CuSn7Zn4Pb7, CuAl10Ni, CuSn10, and CuSn12.

Solid bronze bearings
Phosphor Bronze plate C54400 CuSn10P Bronze Parts
Standard Slide Plate Bronze and Mini Type Wear Plate

Long-Lasting CuSn10P Bearings, High Load Capacity, Seawater Resistant

Self-Lubricating Properties: The CuSn10P bronze alloy inherently reduces friction and extends the lifespan of the bushing due to its lubricating properties.

High Load Capacity: Designed to withstand high specific loads and prolonged static loading, CuSn10P bronze bushings are suited for demanding applications.

Excellent Corrosion Resistance: CuSn10P bronze alloy offers good resistance to corrosion, making it suitable for harsh environments.

Tin Bronze Bearings, CuSn10P Material, Custom Parts Available

Low Maintenance Costs: The self-lubricating nature of CuSn10P bronze bearings and bushings leads to reduced maintenance costs.

International Standards: CuSn10P bronze bushings comply with various international standards, including the American standard C90700, the British grade PB4, and the Japanese brand PBC2B.

CuSn10P – This is a bronze alloy containing about 10% tin and trace amounts of phosphorus, the addition of which increases the hardness and wear resistance of the alloy.

PB1 – This may be another name for a particular organization or country for the CuSn10P bronze.

Precision Bronze Graphite Bushings Oil-free bushing
Nonferrous Bushes oilless bearing Graphite Impregnated

cUSN10P Bronze Alloys with Solid Lubricants, Cylindrical bushing and flange Bushing, Thrust washer

Manufacturing Process: CuSn10P bronze bushings are meticulously made using CB06 alloy, a precise mixture of copper and tin, which provides excellent strength and wear resistance.

Surface Treatment: All surfaces of the solid bronze bushings are mechanically processed to ensure accuracy and performance.

Applications: CuSn10P bronze bushings and bearings are widely used in industrial fields such as machinery, automotive, marine, aerospace, and more.

Other Self-Lubricating Bronze Materials: In addition to CuSn10P, other bronze alloys like CuSn8 also exhibit self-lubricating properties.

 Solid bronze bearings are known for their excellent performance and durability, and they are widely used in various industrial applications due to their unique properties. Here’s a closer look at the materials, lubrication, and lubrication groove options for solid bronze bearings:

Materials

  • CuSn7Zn4Pb7: This is a continuously cast bronze alloy that is composed of 85% copper, along with tin, zinc, and lead. The lead content improves the bearing’s embeddability and conformability, which means it can accommodate and be shaped by the mating surface, enhancing its load-carrying capacity and durability.
  • CuAl10Ni: An alloy that includes aluminum and nickel, known for its high strength and resistance to corrosion.
  • CuSn10: A tin bronze with about 10% tin content, which provides good strength and corrosion resistance.
  • CuSn12: A higher tin content bronze that offers improved wear resistance and strength.

Lubrication

  • Grease Lubrication: Most common for solid bronze bearings, grease provides a long-lasting lubricating film that reduces friction and wear.
  • Oil Lubrication: Used in exceptional cases where the operating conditions demand it, such as higher speeds or temperatures.
  • Lubricant Quality: A high-quality lubricant is essential to ensure the longevity of the bearing. The lubricant forms a protective film between the bearing and the shaft, which is critical for reducing friction and wear.
  • Contamination Protection: In environments where there is a high level of contamination, it is recommended to seal the bearing to protect both the bearing material and the lubricant from debris and other contaminants.

Lubrication Groove Options

  • Axial Lubrication Groove: Bearings with an inside diameter of 14 mm or more typically come with an axial lubrication groove. This groove is designed to retain lubricant and ensure a consistent supply to the bearing surface.
  • Lubrication Groove Locations: Grooves can be located at various positions along the bearing to facilitate lubrication. They can be:
    • Midway: Located at the midpoint of the bearing length to provide even lubrication distribution.
    • Offset: Positioned off-center to avoid certain features or to align with specific components of the bearing assembly.
    • Multiple Grooves: In some cases, more than one groove may be provided to ensure adequate lubrication, especially for longer bearings or those operating under heavy loads.

The choice of lubrication groove and the type of lubricant used will depend on the specific application, the operating conditions, and the design of the bearing. Proper lubrication is crucial for the performance and longevity of solid bronze bearings, as it helps to reduce wear, minimize energy loss, and prevent damage due to frictional heat and contamination.

Below chart summarizing the properties of various materials suitable for water-lubricated applications like pumps and propellers:

Material Alloy Name Specification ISO/DIN
Aluminium Bronze AB2 BS 1400 CuAl10Ni / 1714
Phosphor Bronze PB1 BS 1400 CuSn10P / 1705
Phosphor Bronze PB2 BS 1400 CuSn12P
Leaded Gun Metal LG2 BS 1400 CuSn5ZnPb / 1705-RG5
Leaded Gun Metal SAE660 BS 1400 CuSn7ZnPb / 1705-RG7

Each material is associated with a specific alloy name and meets various British Standard (BS 1400) and ISO/DIN specifications. These materials are chosen for their properties that make them appropriate for use in environments where they will be lubricated by water, ensuring durability and efficient operation in such conditions.

We supply various alloy numbers across different standards, along with their mechanical properties.

DIN Alloy No. ASTM Alloy No. Scandinavian Alloy No. British Alloy No. Yield Strength (N/mm²) Tensile Strength (N/mm²) Elongation (%) Hardness (HB)
CuSn7ZnPb (RG7) C93200 JM1 1400 LG 2 130 270 13 75
CuSn10 C90700 JM2 1400 PB1 140 290 13 80
CuSn12 C90800 JM3 1400 PB2 150 280 5 95
CuPb15Sn C93800 JM4 1400, LB1 100 210 7 65
CuPb10Sn C93700 JM5 1400, LB2 100 220 8 70
CuAl10Ni C95500 JM7 1400 AB2 300 680 13 160
CuSn10Zn (RG10) SAE 62 JM12 1400 G1-C (BC3) 140 260 7 80
CuZn25Al5 C86300 JM18 1400 LG2 (BC6) 480 750 8 220
CuSn5ZnPb (RG 5) C83600 SS5204   90 250 13 65
 

Solid bronze bearings offer a range of advantages that make them a popular choice for various industrial and mechanical applications. Here’s a closer look at the benefits you’ve mentioned, along with some additional advantages:

  1. Not Affected by Impurities: Bronze alloys are known for their ability to embed and accommodate foreign particles, which means they can operate effectively even in environments where there might be contamination. This self-lubricating property allows the bearing to continue functioning smoothly even if the lubricant becomes contaminated.
  2. Suitable for Corrosive Environments: The copper in bronze provides inherent corrosion resistance, making these bearings suitable for use in environments where exposure to moisture, chemicals, or other corrosive agents might be a concern.
  3. Suitable for Impact Loads and Vibrations at Low Speeds: The high resilience of bronze alloys allows them to absorb shock loads and withstand vibrations, which is particularly useful in applications where there are intermittent or variable loads, such as in machinery that experiences vibration or has to handle sudden impacts.
  4. Has a Groove to Retain the Lubricant: The presence of lubrication grooves in solid bronze bearings helps to retain the lubricant, ensuring a consistent supply to the contact surfaces. This feature is crucial for maintaining the performance and longevity of the bearing.

Additional advantages of solid bronze bearings include:

  1. Long Life: Due to their material properties and the ability to maintain a lubricating film, solid bronze bearings typically have a long service life, reducing the need for frequent replacements.
  2. Good Load-Carrying Capacity: The combination of copper’s strength and the added elements in the bronze alloy (like tin and lead) results in a material that can handle high loads effectively.
  3. Compatibility with Various Lubricants: Solid bronze bearings can work with a variety of lubricants, including grease and oil, providing flexibility in terms of lubrication options.
  4. Low Maintenance: The self-lubricating nature of bronze means that these bearings require less frequent maintenance compared to bearings made from other materials.
  5. Resistant to Galling: Bronze alloys have a low tendency to gall or cold weld, which is important in applications where the bearing might experience start-stop cycles or sliding motion without sufficient lubrication.
  6. Recastability: Over time, the bearing surface can be reconditioned or “recast” by the lead content in the bronze, which can help to maintain a smooth running surface even as the bearing wears.
  7. Wide Temperature Range: Solid bronze bearings can operate effectively over a wide temperature range, making them suitable for applications with varying thermal conditions.
  8. Non-Magnetic: Bronze is a non-magnetic material, which is an advantage in applications where magnetic interference could be a problem.

These advantages make solid bronze bearings a reliable and versatile choice for a wide range of applications, from general machinery and automotive components to marine and aerospace equipment.

Cast bronze CuSn10P is a type of bronze alloy renowned for its excellent mechanical properties and self-lubricating features, making it extensively used in the production of bushings and bearings. Here are some details about CuSn10P cast bronze bushings, bearings, and bronze plates:

CuSn10P Cast Bronze Bushings:

  • Bushings made from CuSn10P are known for their good wear resistance and load-bearing capacity.
  • They are commonly used in environments with high specific loads and poor lubrication.
  • The self-lubricating properties of CuSn10P mean that these bushings can operate effectively even without separate lubricants.
  • Due to the alloy’s corrosion resistance, they are suitable for use in corrosive environments.

CuSn10P Cast Bronze Bearings:

  • Bearings crafted from CuSn10P are widely used in heavy machinery, automotive parts, and industrial equipment.
  • They perform well under high loads and are capable of withstanding shock loads and vibrations.
  • The lead content in CuSn10P bronze enhances the bearing’s fit with mating surfaces, improving load distribution and wear resistance.
  • These bearings have a wide operating temperature range, making them suitable for both high-speed and low-speed applications.

Bronze Plates:

  • Bronze plates, made from alloys such as CuSn10P, possess excellent mechanical properties and corrosion resistance, thus their wide application.
  • They are used in decorations, electrical applications, and structural components requiring high strength and durability.
  • Bronze plates can be easily machined into various shapes and sizes to meet specific application needs.

Standards and Specifications:

  • CuSn10P bronze is subject to multiple standards and specifications globally, ensuring consistency in quality and performance wherever it is produced. For example:
    • American standard: ASTM C90700
    • British standard: PB4
    • Japanese standard: PBC2B

Manufacturing Techniques:

  • CuSn10P bronze bushings and bearings are typically produced using casting techniques, which allow for the creation of complex shapes and sizes.
  • Various casting techniques, such as continuous casting and sand casting, are used to produce these components, each offering advantages in cost, complexity, and output.

Lubrication and Maintenance:

  • While CuSn10P bronze bushings and bearings have self-lubricating properties, they can also be used with external lubricants to further reduce friction and wear.
  • Proper lubrication and regular maintenance can significantly extend the lifespan of these components.

Supply and Availability:

  • A variety of sizes and configurations are available to meet the specific requirements of different applications.

In summary, cast bronze CuSn10P is a versatile, high-performance material suitable for bushings, bearings, and other components requiring good wear resistance, load-bearing capacity, and corrosion resistance. Its self-lubricating properties, combined with the option for external lubrication, make it highly adaptable for a broad range of applications.

 

Insert Graphite cuSn10P Bronze Bushing: Self Lubricating Bronze Bearings

Experience the Strength of Self-lubricating Bearings

CuSn10P bronze bushings and self-lubricating bronze bearings

CuSn10P bronze bushings and self-lubricating bronze bearings are highly popular in industrial applications due to their self-lubrication, high load capacity, and corrosion resistance. Choosing the right bronze material and specifications can enhance equipment reliability and lifespan while reducing maintenance costs.

bronze bushings plugged graphite High Wear Resistance: CUSN10P
Graphite Plugs plate c93200 bronze self-lubricating plates bronze with graphite to the dimensions of drawings Excellent Machinability High Load Capacity Good Corrosion Resistance:

CuSn10P Phosphor Bronze Bearing:, Self-Lubricating Bronze Bearings

Phosphor Bronze Bearing C54400 CuSn10P is a high-performance bronze bearing material characterized by the following attributes:

Material Composition: C54400 phosphor bronze is primarily composed of copper (Cu), with tin (Sn) making up about 10% and phosphorus (P) added to enhance wear resistance and stiffness. Copper serves as the main component.

CuSn10P phosphor bronze bearings, C54400 Bronze Bearing

Applications: C54400 phosphor bronze bearings are extensively used in various industrial applications such as machinery, automotive, maritime, and aerospace sectors, particularly where high load and wear resistance are required. International Standards: C54400 phosphor bronze meets the American ASTM standards and is internationally recognized as a high-performance bronze material.

custom size solid bronze bearing and bushing, CuSn10P

Cast bronze CuSn10P, also known as phosphor bronze Bushing

Your Source for Heavy-Duty Self-lubricating Bearings