Wear Inhibition: Bronze's moderate hardness and toughness, combined with the cushioning properties of its porous structure, effectively disperse frictional stresses, preventing scraping and adhesive wear on mating surfaces caused by hard contact. Furthermore, the oil reservoir provides continuous lubrication, reducing the severe wear caused by dry friction, thereby extending the service life of the washer and associated components.
Axial Load Carrying: One of the core functions of thrust washers is to withstand axial forces (forces along the axis) in mechanical systems, such as those generated by the operation of motors, pumps, gearboxes, and other equipment. Sintered bronze exhibits high compressive strength and structural stability after sintering, maintaining its shape under rated load, preventing equipment seizure or failure due to deformation under stress.

Product Advantage
Strong self-lubricating and anti-friction properties
The porous sintered structure retains oil for extended periods, which, combined with the natural lubrication properties of bronze, significantly reduces friction losses.
Stable axial load bearing
The sintering process imparts high compressive strength to the material, enabling precise bearing of axial loads and excellent deformation resistance.
Applicable to a wide range of operating conditions
Withstands low speeds, heavy loads, shock and vibration, and compatibility with the friction pair requirements of various mechanical transmission scenarios.
Excellent cost-effectiveness
The powder metallurgy process allows for high mass production, extending service life and reducing maintenance costs, resulting in a low overall cost of ownership.

About bush bronze Manufacture
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. Our 14,000 square meter, high-standard facility is equipped with 20 high-efficiency presses, four high-temperature sintering furnaces, and 15 precision shaping machines to ensure high-precision production. As a national high-tech enterprise, we have obtained ISO9001:2015 and IATF16949:2016 certifications, and our independent laboratory rigorously controls the quality of each batch of products. Our products include bearing bushings, graphite bronze bushings, self-lubricating bushings, and flange bronze bushings. We offer OEM customization services and, with our stable quality and professional after-sales service, we are your reliable partner for business success.
FAQ
Q: How long does the product's self-lubricating effect last? Does it require regular oil refilling?
A: The porous structure retains oil for 6-12 months (depending on operating conditions). Frequent oil refilling is not necessary under normal operating conditions. Quarterly oil level checks are recommended for extremely heavy loads.
Q: What is the maximum axial load that can be supported? Are there specific specifications?
A: Conventional models can withstand axial loads of 50-300 MPa, depending on the size (e.g., outer diameter φ20-φ100 mm) and material density. A load test report for the corresponding specifications is available.
Q: What equipment is this product suitable for? Can it withstand high temperatures?
A: It is widely compatible with motors, gearboxes, hydraulic pumps, etc., with an operating temperature range of -20°C to 120°C. Specially treated models can withstand short-term temperatures of 150°C.
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