Contains lubricating oil:This bushing is designed with lubricant inside to ensure long-lasting lubrication. Lubricating oil is continuously released during the operation of the bushing, forming a lubricating film, reducing friction and wear. This continuous lubrication function can effectively reduce the friction with the contact surface, thereby reducing energy consumption and equipment wear. Due to the self-replenishing properties of lubricating oil, dependence on external lubricants is greatly reduced, making equipment maintenance easier and more economical.
Enhanced wear resistance:The bushings are made from high-quality bronze material, which is known for its excellent wear resistance and ability to withstand constant friction and high-pressure environments. The oil-impregnated treatment further enhances the durability of the bronze, reducing wear through the lubrication of the oil. This treatment ensures stable performance of the bushings over long periods of operation and significantly reduces replacement frequency, thereby reducing operating costs and the need for maintenance work.
Flange structure:The flange design is a major feature of this bushing, which not only contributes to the stability of the bushing during installation, but also prevents the bushing from shifting during operation. The extended flange section provides additional support, ensuring precise alignment between the bushing and the device. This structural design reduces operational problems that may be caused by inaccurate bushing position and improves the overall stability and reliability of the mechanical system.
Excellent corrosion resistance:The bronze material itself has excellent corrosion resistance and can resist the erosion of a variety of chemicals and environmental factors. The oil-impregnated treatment further enhances the bushing's corrosion resistance, making it particularly effective in harsh environments. This feature not only extends the service life of the bushing, but also effectively protects the equipment from environmental influences and maintains long-term stable operation.
High load carrying capacity:This bushing is designed to withstand larger loads and pressures and is suitable for use in heavy-duty machinery. Its sturdy bronze material and oil-impregnated treatment enable it to effectively disperse and withstand the stresses of operation. This high load-bearing capacity significantly improves the overall stability and efficiency of the mechanical system and reduces the possibility of equipment failure.
Self-lubricating long-term performance:The internal lubricating oil provides the bushing with long-term self-lubricating function. This self-lubricating characteristic ensures smooth operation of the bushing even under high load conditions. Reducing the need for external lubricants simplifies maintenance and reduces overall operating costs. The long-lasting lubrication effect not only improves the operating efficiency of the equipment, but also extends the service life of bushings and related components.



Product material details table
| TYPICAL PROPERTIES* OILITE BEARING MATERIALS |
|||
| 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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Applications of oil filled flanged bronze bush
Engine Components:In automotive engines, oil-filled flanged bronze bushings are used for key bearings and connections, such as crankshaft bearings, camshaft bearings, and drive shaft support points. The lubricating oil inside the bushing is continuously released under high temperature and high load conditions, forming a protective film that reduces friction and wear. This property helps extend the service life of engine components and avoids performance degradation caused by excessive wear caused by friction. By reducing friction, the bushing can also improve the operating stability of the engine, improve fuel efficiency and reduce emissions. In addition, the use of this bushing can reduce the frequency of engine repairs and maintenance, reducing maintenance costs. Especially under extreme operating conditions, such as high temperature or high load operation, the lubrication function of the bushing can effectively prevent component damage, thereby improving the overall durability of the engine.
Chassis System:In automotive chassis systems, oil-filled flanged bronze bushings are widely used in key components of suspension and steering systems, such as control arms, ball joints, and steering knuckles. The self-lubricating properties of the lubricant can reduce friction between these components and improve the vehicle's handling and driving comfort. The lubricating properties of the bushings ensure smooth operation of the chassis system in various driving conditions, including rough roads and highways, and reduce vehicle vibration and noise in the steering and suspension systems. By reducing friction, the bushings can also improve the responsiveness and stability of the chassis system, improving the driving experience and safety.

Heavy Machinery Applications

Construction Equipment:In construction equipment such as excavators and cranes, oil-filled flange bronze bushings are used for heavy-duty moving parts such as bucket arms, rotating platforms and support arms. The lubricating oil in the bushings can reduce friction and wear during heavy-duty operations, ensuring efficient operation of the equipment in harsh working environments. By reducing internal friction, the bushings can significantly improve the reliability of the equipment and reduce the occurrence of failures. This is particularly important for construction equipment, which often operates in harsh environmental conditions such as mud, sand or extreme climates. In long-term use, this bushing can effectively extend the service life of the equipment, reduce maintenance and replacement frequency, and thus reduce operating costs.
Mining Machinery:In mining machinery, such as miners, crushers and conveyor belt systems, oil-filled flange bronze bushings can withstand extremely high loads and harsh working conditions. The lubricating oil provides effective lubrication inside the bushing, reducing the impact of wear and abrasive erosion on mechanical parts. The high load-bearing capacity of this bushing enables it to maintain stable operation in the harsh environment of mining machinery and prevent component damage caused by excessive friction. By maintaining efficient operation of equipment and reducing the occurrence of failures, bushings help improve the production efficiency of mining machinery and reduce maintenance and repair costs, thereby improving overall operating economy.
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 application areas of this product?
This product is widely used in industrial machinery, the automotive industry, and heavy machinery. In industrial machinery, it is used to reduce friction and wear of rotating equipment and improve operating efficiency; in the automotive industry, it is used in engines and chassis systems to improve performance and durability; in heavy machinery, especially construction and mining equipment, it improves equipment reliability and service life.
2. How does the oil lubrication function of this product improve equipment performance?
The oil lubrication function can reduce friction and wear, reduce operating temperatures, and thus improve the operating smoothness and life of the equipment. The oil is filled inside the product to form a lubricating layer, which effectively reduces the friction between components, reduces energy loss and maintenance requirements, and improves the efficiency and reliability of the overall equipment.
3. How does the product perform under high load conditions?
The oil lubrication function of this product is particularly important under high load conditions. The oil filling can continuously provide lubrication, prevent equipment failures caused by excessive wear, and ensure that the equipment can still operate smoothly under heavy load conditions, thereby improving the durability and stability of the equipment.
4. Is this product suitable for extreme working conditions?
Yes, this product is suitable for extreme working conditions, such as high temperature, high pressure and harsh environment. The oil lubrication function enables it to maintain excellent performance under harsh conditions, reduce wear and failure caused by environmental factors, and ensure the long-term reliability of the equipment.
5. Does this product require high maintenance?
Due to its internal oil lubrication design, this product requires low maintenance. Oil lubrication reduces the frequency of direct contact friction, thereby reducing wear and maintenance frequency. Regularly checking the condition of the lubricating oil and keeping the equipment clean can effectively extend the service life.
6. How durable is this product?
This product has high durability. Oil lubrication not only reduces friction, but also effectively prevents wear. High-quality materials and design enable it to maintain stable performance over long periods of use, especially under high loads and harsh conditions. Proper installation and maintenance can further extend its service life.
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