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ZCuSn6Zn6Pb3, a specialized bronze alloy, has emerged as a preferred choice for graphite sleeve bearings in hydraulic engineering applications. This alloy, with its unique composition of copper, tin, zinc, and lead, offers exceptional properties that make it suitable for self-lubricating bearings.
The addition of graphite particles to ZCuSn6Zn6Pb3 provides excellent lubricating capabilities, eliminating the need for frequent relubrication. Graphite is known for its low coefficient of friction, which significantly reduces wear and tear on the bearing surfaces. This not only improves the overall efficiency of the hydraulic system but also extends the lifespan of the bearings.
In hydraulic engineering, bearings play a crucial role in ensuring smooth and reliable operation of various components. ZCuSn6Zn6Pb3 graphite sleeve bearings are designed to meet the demanding requirements of these applications. They are capable of handling high loads, pressures, and temperatures while maintaining stable performance.
The alloy's composition also contributes to its corrosion resistance, making it suitable for use in harsh environments. The addition of tin and zinc improves the alloy's strength and ductility, while the presence of lead enhances its machinability. This allows for the production of precision-fitted bearings that meet specific design requirements.
The self-lubricating properties of ZCuSn6Zn6Pb3 graphite sleeve bearings significantly reduce maintenance costs and downtime. They require minimal upkeep and can operate for extended periods without the need for additional lubrication. This makes them a cost-effective and reliable choice for hydraulic engineering applications.
In summary, ZCuSn6Zn6Pb3 graphite sleeve bearings are an excellent solution for hydraulic engineering applications. Their self-lubricating properties, corrosion resistance, and ability to handle demanding operating conditions make them a preferred choice for ensuring smooth and reliable operation of hydraulic systems.
| Inner Diameter | 40-500mm |
| Outer Diameter | 50-700mm |
Tin bronze graphite self-lubricating bearings are made from ZCuSn6Zn6Pb3 (C86300) and nested graphite
1. It can be used for a long time without maintenance;
2. Designed for high static load and dynamic load;
3. It has a very low and stable friction factor and no "sticking" phenomenon;
4. Dust resistance, corrosion resistance, impact resistance and edge load resistance;
5. Metal substrates have good shock absorption capacity;
6. Can be used in a wide range of temperatures;
7. Suitable for reciprocating, rotating and swinging, and other starting frequent and difficult to form oil film occasions.
| ZCuSn6Zn6Pb3(GB1776-87)=ZQSn6-6-3(GB 1176-74)=GB-CuSn5Zn5Pb5(DIN)=C83600(ASTM) Chemical composition quality/% | |||||||||
| Cu | Sn | Al | Fe | Mn | Ni | Pb | Si | P | Zn |
| 84.0-86.0 | 4.0-6.0 | ma'x 0.005 | max 0.3 | - | max 1 | max 4.0-6.0 | max 0.005 | max 0.05 | max 4.0-6.0 |
| Mechanical properties of (C86300)(GB-CuSn5Zn5Pb5)(ZCuSn6Zn6Pb3) | |||
| Tensile strength(Mpa) | The yield strength (Mpa) | percentage elongation% | hardness(HB) |
| 248 | max131 | max15 | 60 |
| Bearing performance | |||
| Substrate material | CuSn6Zn6Pb3 | Maximum operating temperature ℃ | 350 |
| Ultimate dynamic load N/mm² | 60 | ||
| The coefficient of friction u | <0.15 | Maximum sliding speed m/s | 2 |
| Basic hardness HB | 80~100 | ||
The production process of CuSn6Zn6Pb3 (C86300) graphite self-lubricating bearing column is generally made by CNC vehicles. After that, the 5-axis
machining center is used to punch holes, assemble and install
graphite, and then conduct performance testing
At present,CuSn6Zn6Pb3(C86300) graphite self-lubricating bearing
the products have been used in metallurgical continuous casting machines, train supports, steel
rolling equipment, mining machinery, ships, gas turbines
We provide you with special size customization and standard size production, you can choose CuSn6Zn6Pb3 (C86300) material sliding block, bearing sleeve, graphite bearing sleeve, washer and other products, we will refer to ISO 4379 design or according to their own industry experience to optimize.So choose us.
