Self-lubricating materials:
This bushing uses advanced self-lubricating materials, such as high-performance polymers or composites. These materials contain solid lubricants such as graphite or molybdenum disulfide, which can continuously and effectively reduce friction without external oil or lubricant. This self-lubricating property allows the bushing to maintain good operating performance in an environment lacking conventional lubrication, reducing operational problems caused by insufficient lubricants. Compared with traditional bushings that require regular lubrication, self-lubricating materials greatly simplify maintenance requirements, reduce maintenance costs and complexity. This design is particularly suitable for use in application scenarios where regular maintenance is difficult, such as closed environments or automated production lines. In addition, the stable performance of self-lubricating materials can ensure that lubrication is always maintained under various temperature and load conditions, thereby improving equipment reliability and operating efficiency.
Flange design enhances stability:
The flange design provides an additional support and fixing surface for the bushing, which allows the bushing to be installed more firmly on the equipment. The presence of the flange not only enhances the fixation of the component, but also ensures the accurate alignment of the bushing during operation. The edge of the flange can effectively prevent the bushing from displacement or offset during installation and operation, especially under high load and high speed conditions. This design significantly improves the stability and operational reliability of the equipment, and reduces the need for failures and repairs caused by improper installation. The additional support of the flange allows the bushing to withstand greater pressure and impact, ensuring the smooth operation of the mechanical system under high load conditions. In addition, the flange design simplifies the installation process of the bushing, making equipment commissioning and maintenance more convenient, further improving operational efficiency and the overall performance of the equipment.
Low friction coefficient:
The self-lubricating material of the bushing has an extremely low friction coefficient, which means that friction and heat generation can be significantly reduced during use. The low friction coefficient helps reduce energy loss and improve the overall efficiency of the mechanical system. Due to the reduction in friction and heat, the bushing can maintain a low temperature rise during long-term operation, preventing material deformation or damage due to overheating. Low friction performance is particularly important for improving the precision and stability of mechanical equipment, especially in applications that require high speed and smooth operation, such as high-speed production lines and precision instruments. By reducing friction, the bushing can also reduce wear on other mechanical parts, extend the service life of the equipment, and reduce noise and vibration caused by friction. This not only improves the performance of the mechanical system, but also reduces the frequency of repairs and replacement of parts.
Excellent wear resistance:
Self-lubricating materials have excellent wear resistance and can maintain stable performance under long-term friction and load conditions. Specially formulated and processed self-lubricating materials have high wear resistance, making the bushings less likely to wear or damage significantly under high pressure and frequent movement. This wear resistance is essential for heavy equipment and high-friction environments, ensuring that the equipment can still run smoothly under high loads. Especially in industrial applications, such as large machinery, manufacturing equipment and transportation systems, the wear resistance of the bushing can effectively reduce maintenance needs and reduce equipment downtime caused by wear. The high wear resistance of the material can also prevent particles generated by wear on the bushing surface, avoiding secondary damage to other parts of the equipment, thereby improving the overall reliability and efficiency of the system.


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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Application areas of flange oil free bushing
In the aerospace industry, components are required to operate reliably under extreme environmental conditions while maintaining high precision and stability. Flange oil-free bushings are ideal for this field due to their excellent self-lubricating properties. They are widely used in key components of aircraft, such as wing moving components, engine brackets, and landing gear systems. These bushings can maintain low friction performance and long-term stability under extreme temperature and high load conditions. Aerospace devices generally require low maintenance frequency and high reliability. The flange-designed bushings not only simplify the installation process, but also provide additional mechanical support to ensure normal operation under harsh conditions. The use of this component significantly reduces the risk of failure due to lubricant leakage or contamination, improves the safety and maintenance efficiency of the equipment, and meets the strict requirements of the aerospace industry for high performance and high reliability.

Applications in automated production lines:

In automated production lines, stable operation and efficient maintenance of equipment are essential. Flange oil-free bushings are widely used in various automated equipment due to their self-lubricating properties and wear resistance, including robot joints, conveyor guides, and support components in automated devices. These bushings are able to maintain low friction and stable operation without the need for external lubricants, thus reducing the need for frequent maintenance and lubrication. Their flange design ensures that the bushings can be precisely aligned and securely installed in the equipment, preventing displacement or failure caused by equipment vibration or load fluctuations. The efficient operation of the automated production line depends on the long-term stability and low maintenance requirements of the equipment. Flange oil-free bushings improve the overall efficiency and reliability of the production line by reducing wear and avoiding lubricant contamination. The use of this bushing reduces production costs and supports the continuous operation of automated equipment at high speeds and high loads.
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. Is this component designed for high temperature environments?
Yes, this component is designed specifically for use in high temperature environments. Its material selection and self-lubricating properties enable it to maintain stable performance under high temperature conditions without problems caused by thermal expansion or lubricant failure. Specific materials such as high temperature resistant polymers or special alloys can maintain low friction and high wear resistance at extreme temperatures, which is suitable for high temperature applications such as industrial furnaces and heat treatment equipment.
2. How does this component perform in extremely wet environments?
This component performs well in extremely wet environments. Its self-lubricating function not only avoids performance degradation due to lubricant leakage or water intrusion, but also has excellent corrosion resistance. Self-lubricating materials generally have good moisture and corrosion resistance, and can maintain long-term stable operation in wet or humid environments, such as in water treatment facilities and chemical industries.
3. Can this component withstand high load and heavy load conditions?
Yes, this component can withstand high load and heavy load conditions. Its design and material selection ensure low friction and high wear resistance under heavy load conditions. Especially in heavy machinery, lifting equipment and transportation systems, this component can effectively disperse the applied pressure and maintain stable performance under long-term load, reducing equipment wear and maintenance requirements.
4. Does the installation of this component require special tools or techniques?
In general, the installation process of this component is relatively simple. The flange design provides additional fixing surfaces, allowing the bushing to be installed with conventional tools such as wrenches and screwdrivers. However, in some applications with high precision requirements, alignment tools or equipment may be required to ensure accurate installation and stable operation of the component. Overall, it is easy to install and suitable for most standard application scenarios.
5. What is the life of this component without external lubrication?
The life of this component is still long without external lubrication. Self-lubricating materials are specially designed to effectively reduce friction and wear without regular lubrication, thereby extending the service life. Compared with traditional components that require regular lubrication, they have lower maintenance requirements and are suitable for long-term use in environments where regular lubrication is difficult.
6. Is this component suitable for use in clean or hygienic environments?
Yes, this component is particularly suitable for use in clean or hygienic environments. Since no external lubricant is required, they avoid the risk of contamination that lubricants may cause. This design makes them suitable for applications that require high hygiene standards, such as food processing, pharmaceuticals and medical equipment. The properties of the self-lubricating material ensure that they provide stable operating performance while maintaining cleanliness.
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