Bronze-graphite solid-lubricant bearings are self-lubricating plain bearings with a high-strength bronze alloy matrix and graphite or other solid lubricants uniformly embedded in the bearing surface. The bronze matrix provides excellent mechanical strength, wear resistance, and load-bearing capacity, while the graphite inserts form a stable solid lubricant film during operation, enabling oil-free or low-oil lubrication. These bearings maintain excellent performance even in high-temperature, high-load, or difficult-to-lubricate environments.
These bearings are widely used in metallurgical equipment, construction machinery, mold guides, hydraulic engineering, and port machinery. They are particularly well-suited for applications requiring maintenance-free operation, self-lubrication, high-temperature resistance, and corrosion resistance . For B-side customers seeking a long lifespan and low maintenance cost solution, bronze and graphite solid lubrication bearings are an ideal choice.
Product Core selling points
Engineering-level customization capabilities : Each bronze and graphite solid lubricant bearing can be parametrically designed based on load, temperature and operating medium.
High-precision inlay layout : CNC inlay technology is used to ensure uniform distribution of graphite blocks and stable friction coefficient.
Maintenance-free design concept : With the core concept of reducing the cost of subsequent manual maintenance and lubrication, we provide equipment manufacturers with a comprehensive solution.
application industries of bronze bushings
ngineering and construction machinery : such as the joints of excavators, bulldozers, and loaders.
Water conservancy and port equipment : Suitable for occasions such as sluice gates and lifting devices that need to be exposed to humid environments for a long time.
Automobile and rail transportation : used for suspension systems, steering mechanisms and braking system fulcrums.
wholesale bronze bushings Manufacturer
Jiande Welfine Technology Co., Ltd. is a light-duty bronze bushing manufacturer ,we have been deeply engaged in the powder metallurgy field for 21 years, advanced production equipment, and ISO/IATF certifications, we provide high-quality bronze, iron, and stainless steel bushings to global customers. Our strength lies in customization, stable quality, and reliable service, making us a trusted partner in automotive, industrial, and machinery sectors.
FAQ
Q: Can the size and hole position be customized according to the drawing?
A: Yes, we provide customized bronze bushing services with an accuracy of up to ±0.01mm.
Q: Is this bearing suitable for use in high temperature environments?
A: Very suitable, the combination of bronze and graphite can withstand high temperatures of over 300°C.
Q: What are the most common material types?
A: Commonly used materials include high-strength bronze such as ZCuSn10Pb1 and C86300.
Q: Will the graphite block fall off?
A: No, the embedding adopts mechanical pressing and sintering to double fix, which has high stability.
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