Sintered Bronze Oil-Impregnated Bushing for Automotive Steering Systems and Agricultural Equipment
Product Spotlights
As a trusted manufacturer with over 25 years of expertise, Anping County Boli Hardware Wiremesh Products Factory (est. 1998) proudly presents our Sintered Bronze Oil-Impregnated Bushing—a precision-engineered component designed for demanding automotive steering systems and agricultural equipment. Our annual export value of US$5–10 million and shipments from major ports like Tianjin, Qingdao, and Shanghai reflect our global reach and commitment to quality. These bushings offer a self-lubricating solution that reduces maintenance, extends equipment life, and ensures reliable performance under heavy loads and harsh conditions, making them the preferred choice for OEMs and aftermarket distributors worldwide.
Key Features & Technical Specifications
- Self-Lubricating Design – The porous sintered bronze structure is impregnated with high-grade lubricating oil, providing continuous lubrication during operation. This eliminates the need for external grease fittings and reduces downtime.
- Exceptional Wear Resistance – Manufactured from high-quality bronze powder and precisely sintered, these bushings exhibit excellent resistance to abrasive wear, even in dusty or dirty environments common in agricultural applications.
- Low Friction & Smooth Operation – The oil-impregnated matrix ensures a low coefficient of friction, which minimizes heat generation and noise, ideal for sensitive steering mechanisms.
- Customizable Dimensions – Available in a wide range of inner diameters (from 5 mm to 200 mm), outer diameters, and lengths. We can produce according to your drawings or samples, with tight tolerances (ISO IT7–IT9).
- High Load Capacity – Suitable for both static and dynamic loads up to 25 MPa (depending on density and wall thickness), making them robust for heavy-duty steering linkages and tillage equipment.
Typical Parameters (for reference)
| Parameter | Value |
|---|---|
| Material | Sintered Bronze (CuSn10Pb10, CuSn8, etc.) |
| Oil Content | 15–30% by volume |
| Density | 5.8–6.8 g/cm³ (adjustable per application) |
| Hardness | HB 20–50 |
| Max Operating Temperature | 200°C (intermittent) |
| Surface Finish | Ra 0.8–1.6 μm |
| Standard | Compliant with ISO 5755, ASTM B438 |
Benefits for Your Application
- Reduced Maintenance Costs – The self-lubricating property extends service intervals, saving labor and lubricant expenses.
- Improved Equipment Reliability – Consistent performance in high-vibration environments (e.g., tractors, harvesters) prevents unexpected failures.
- Eco-Friendly – No need for external oil or grease, reducing environmental contamination.
- Quick Installation – Our bushings are supplied ready to use; simply press into housing and operate.
Backed by our factory's 25+ years of manufacturing experience, we have supplied millions of sintered bronze bushings to clients in North America, South America, Europe, Southeast Asia, and Africa. Our strict quality control—from raw material inspection to final dimensional checks—ensures that each bushing meets your specifications. With an annual export value of US$5–10 million and flexible shipping options from Tianjin, Qingdao, Shanghai, or Foshan, we are your reliable partner for long-term supply. Contact us today for a quote or free sample! We are confident that our Sintered Bronze Oil-Impregnated Bushing will exceed your expectations in durability and performance.
Frequently Asked Questions (FAQ)
- How long does the oil-impregnated lubrication last? – The bushings are designed to provide lubrication for the entire service life under normal operating conditions. In extreme environments, the oil can be replenished by soaking in oil at elevated temperatures.
- Can these bushings handle high temperatures? – They work effectively in temperatures up to 200°C intermittently. For higher temperature applications, we can adjust the oil type or recommend alternative materials.
- Are your bushings suitable for water or chemical exposure? – Standard sintered bronze has good corrosion resistance in dry and mild environments. For prolonged exposure to moisture or chemicals, we can apply special coatings or use alternative alloys.
- What is the typical lead time? – For standard sizes, lead time is 10–15 days. Custom orders vary based on complexity; please inquire for exact timeline.
- Do you offer custom sizes? – Yes, we can produce bushings with any ID, OD, and length according to your drawings. Minimum order quantity may apply.
- How do I install the bushing? – Simply press the bushing into a properly sized housing bore using a press or arbor. Ensure the housing is clean and chamfered for easy insertion.
- Can I get a sample before bulk order? – Absolutely. We can provide samples for evaluation. Shipping cost is to be covered by the buyer.
- What certifications do you have? – Our factory follows ISO 9001 quality management system (available upon request). We also comply with international standards such as ASTM and ISO for material and dimensional specifications.
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