Excellent wear and friction resistance:The distinguishing feature of plain bearing bronze bushings is their excellent wear resistance. The metal composition and structure in bronze alloys allow it to perform well under prolonged friction and impact conditions. Bronze has high hardness and wear resistance, which means it is able to maintain stable performance under constant friction and heavy loads without being prone to wear. Especially in high-friction applications such as fans and compressors, bronze bushings can significantly reduce wear, thereby reducing the frequency of component replacement and the need for maintenance. This wear-resistant characteristic allows bronze bushings to play a long-term role in high-load industrial environments, ensuring long-term stable operation of equipment.
High load-bearing capacity and strength:Bronze bushings can withstand large loads without significant deformation or damage. Its high strength makes it suitable for applications that need to carry heavy loads, such as large machinery and equipment, construction projects, and transportation systems. The high strength of the bronze alloy ensures that the bushings work reliably even under extreme mechanical stress, maintaining the reliability of their performance. This feature is particularly important for industrial equipment that needs to support huge loads. It can effectively disperse and support heavy loads and prevent equipment from malfunctioning or being damaged due to overload, thus improving the overall operating efficiency and safety of the equipment.
Excellent corrosion and environmental resistance:The corrosion resistance of bronze material makes it perform well in corrosive environments. Bronze can effectively resist the erosion of salt water, acidic substances and other corrosive media, which makes bronze bushings particularly suitable for use in marine engineering, chemical equipment and other harsh environments. Bronze's natural oxide layer protects the material surface from further corrosion. This corrosion resistance not only extends the service life of the component, but also reduces the risk of equipment failure due to corrosion. This corrosion resistance is especially critical in humid and highly corrosive environments, ensuring the stability and reliability of the equipment and reducing the need for maintenance and replacement.
Excellent self-lubricating properties:Plain bearing bronze bushings are often self-lubricating, which means they can operate effectively without external lubrication. The solid lubricant in the bronze alloy can form a protective film on the friction surface and reduce the friction coefficient, thereby reducing the heat and wear caused by friction. This self-lubricating feature reduces reliance on external oil or grease, allowing the bushing to maintain good performance in applications where regular lubrication is difficult. For example, in closed mechanical systems, the self-lubricating properties of bronze bushings can reduce maintenance frequency, reduce lubrication costs, and reduce environmental pollution.
Adapt to high temperature environment:Bronze bushings have good thermal conductivity, which makes them stable in high-temperature operating environments. Bronze materials can effectively dissipate heat generated by friction and prevent material performance degradation or failure due to overheating. This thermal conductivity allows the bronze bushing to maintain good performance under high temperature conditions, such as when used in engine systems or high-temperature stoves, ensuring the normal operation of equipment in high-temperature environments. The high-temperature resistance of bronze ensures that the bushings can maintain efficient working conditions even under high-temperature loads, avoiding failures or performance degradation caused by overheating.
Good processability and adaptability:Bronze bushings excel during processing and manufacturing and can be precisely customized to specific application needs. Bronze is easy to cast, cut and process, allowing bushings to be made into a variety of specifications and shapes to suit different mechanical systems and applications. This processing flexibility allows manufacturers to adjust to customer specific requirements, ensuring a precise fit of bushings to mechanical components, thereby improving overall equipment performance and stability.



Product material details table
| TYPICAL PROPERTIES* OILITE BEARING MATERIALS |
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| PROPERTIES | OILITE BRONZE† | SUPER OILITE | SUPER OILITE 16 |
| Composition-Percent | |||
| COPPER | 87.2 - 90.5 | 18.0 - 22.0 | 18.0 - 22.0 |
| IRON | 1.0 MAX | BALANCE | BALANCE |
| LEAD | - | - | - |
| GRAPHITE | 0 - 0.3 | - | 0.6 - 1.0 |
| TIN | 9.5 - 10.5 | - | - |
| ACID INSOLUBLES (MAX.) | - | - | - |
| MAGNESIUM | - | - | - |
| TOTAL OTHER ELEMENTS (MAX.) | 1.0 | 2.0 | 2.0 |
| BALANCE | - | - | - |
| Physical & Mechanical Properties | |||
| DENSITY (GM PER CU. CM.) | 6.4 - 6.8 | 5.8 - 6.2 | 6.0 - 6.4 |
| POROSITY (% OIL BY VOLUME) | 19 MIN. | 19 MIN. | 15 MIN. |
| "K" STRENGTH CONSTANT | 26500 | 40000 | 60000 |
| ELONGATION (% IN ONE INCH) | 1 | 1 | 0.5 |
| YIELD STRENGTH IN COMP. (PSI)** | 11000 | 22000 | 40000 |
| Comparable Specifications | |||
| ASTM | B-438-05 | B-439-07 | B-426 |
| GR 1 TYPE II | GR 4 | GR 4 TYPE II | |
| MILITARY | MIL-B-5687D | MIL-B-5687D | - |
| TYPE 1 GR. 1 | TYPE 2 GR. 4 | - | |
| MPIF | CT-1000-K26 | FC-2000-K30 | N/A |
| SAE - NEW OLD |
841 | 863 | - |
| TYPE 1 | TYPE 3 | - | |
| CLASS A | |||
| *Bearings may exhibit appreciable differences in properties due to size, shape, thickness, etc. **For .001" permanent set on text specimens 1-1/4" diameter by 1" long. |
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Application areas of sliding bearing bronze bushing
In the field of industrial equipment, bronze bushings for sliding bearings are widely used in various mechanical systems, such as pumps, fans, compressors and conveyors. These equipment usually need to withstand large loads and high friction during operation. Bronze bushings can effectively reduce friction and wear and extend the service life of the equipment with their excellent wear resistance and load-bearing capacity. Under high load and high friction conditions, bronze bushings can provide stable performance, reduce the occurrence of failures, and reduce maintenance frequency, thereby improving the overall equipment operation efficiency and economy.
Manufacturing

In the manufacturing industry, bronze bushings are used in various types of machinery and production equipment, such as CNC machine tools, lathes, milling machines, etc. Their excellent wear resistance and high load-bearing capacity enable these bushings to maintain stability under high load and high friction conditions. In these applications, bronze bushings help reduce wear on mechanical parts and ensure equipment accuracy and processing quality. Its self-lubricating properties also reduce the need for frequent lubrication, reducing maintenance costs and labor intensity.
Why Choose Us
National High-Tech Enterprise:
As a national high-tech enterprise, Jiande Weijia Technology Co., Ltd. has been actively engaged in scientific and technological research and development and production and manufacturing, and is committed to providing high-quality products and services to our customers.
Application Areas:
Our products are widely used in machinery, electronics, electrical appliances, medical devices, hand/power tools, communications, motorcycles and automobiles. The quality is stable and reliable and is widely praised by customers.

System Certification And Product Quality:
The company has obtained ISO9001:2015 and IATF16949:2016 management system certification, and continuously improves product quality and service levels to meet the growing needs of customers. The company has an independent laboratory to conduct strict quality inspections on each batch of products to ensure that each product meets customer requirements. We firmly believe that trust is built on quality and service, so we pay attention to product quality and customer service.
Partners:
The product market and major partners are from Europe and the United States, indicating that our product quality has been recognized by the international market.
Maybe You Still Want To Know
1. What are the main advantages of this type of bushing?
This type of bushing has several main advantages. First, they are extremely wear-resistant and can maintain stable performance under long-term high-friction conditions, reduce wear, and thus extend the service life of components. Secondly, these bushings have self-lubricating properties, which reduces dependence on external lubrication, reduces maintenance costs and labor intensity. In addition, their corrosion resistance allows them to maintain good performance in harsh environments, such as wet or corrosive media. Finally, the high load-bearing capacity and excellent thermal conductivity of these bushings ensure that they can work stably under high load and high temperature conditions.
2. What environments and applications are suitable for this bushing?
This type of bushing is suitable for a variety of environments and applications. They are very suitable for high-load and high-friction industrial equipment such as pumps, fans, compressors, and conveyors. Due to their excellent corrosion resistance, these bushings perform particularly well in marine engineering, ships, and chemical equipment. In addition, they are also suitable for critical components in aerospace, transportation, and high-temperature environments. Whether in high temperature, high humidity or corrosive environments, these bushings can provide reliable performance and ensure the stable operation of equipment.
3. How do I determine if this bushing is suitable for my application?
There are several key factors to consider when selecting the right bushing. First, identify the load requirements in the application and ensure that the bushing can withstand the expected mechanical stresses. Second, consider friction conditions and environmental factors, such as the presence of corrosive media or high temperature environments. Providing detailed application information to the supplier can help them recommend the appropriate specifications and models. If necessary, customization can also be made to meet specific technical requirements and performance standards. In addition, using the technical support and recommendations provided by the supplier can further ensure that the right product is selected.
4. What are the maintenance requirements of this bushing?
The maintenance requirements of this bushing are low, mainly due to its self-lubricating properties. The self-lubricating design reduces the need for external lubricants, thereby reducing the frequency of maintenance. However, under extreme loads or special environmental conditions, regular inspections of the bushing's condition are still necessary to ensure that its performance has not been affected. Although the bushing is durable, regular inspections can help detect potential problems early and avoid equipment downtime or performance degradation due to bushing failure.
5. How much load can this bushing withstand?
Designed to withstand large loads, these bushings are strong and durable enough to perform well in heavy-duty applications. The specific load capacity depends on the bushing specifications and the quality of the material. Generally, these bushings are able to support heavy-duty conditions in industrial equipment, construction machinery, and transportation vehicles, ensuring stable operation under extreme working conditions. Providing the supplier with the specific load requirements of the application can help accurately determine the required bushing specifications and models.
6. How does this bushing perform under high temperature conditions?
This bushing performs well under high temperature conditions, mainly due to its excellent thermal conductivity and high temperature resistance. Bronze materials can effectively dissipate heat generated by friction, thereby preventing performance degradation or material failure due to overheating. This feature enables the bushing to maintain stable performance and efficient working conditions in high-temperature environments, such as engine systems or high-temperature industrial equipment. Good thermal conductivity ensures that the bushing can continue to operate stably under high-temperature loads.
7. How to customize or adjust to meet specific needs?
There are usually several steps involved in making customizations or adjustments. First, provide detailed requirements information, including the size, shape, load requirements, and working environment of the component. Secondly, discuss the specific application scenario and requirements with us so that we can design and manufacture based on this information. We provide customization services and can adjust the bushing according to specific technical parameters and performance requirements. The customization process may include changing the material composition, size or surface treatment to ensure that the final product can perfectly fit the specific application needs.
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