VIIPLUS INTERNATIONAL |
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Graphite plugged bronze bushings, also known as oilless bushes with a flat plain surface, are a highly effective and durable solution for various industrial applications. These bushings are constructed from high-quality bronze material, which is reinforced with graphite plugs to enhance its wear resistance and load-bearing capacity.
The oilless design of these bushings eliminates the need for regular lubrication, significantly reducing maintenance costs and downtime. This feature makes them particularly suitable for use in environments where lubrication is difficult or impractical.
The flat plain surface of the bushings ensures a smooth and precise fit within the application, minimizing friction and wear. This precision design also allows for easy installation and integration into existing machinery.
Graphite plugged bronze bushings are widely used in a range of industries, including mining, manufacturing, and power generation. Whether you're upgrading existing equipment or installing new machinery, these bushings are an excellent choice for improving operational efficiency and reducing maintenance requirements. Contact us today to learn more about this innovative product and how it can enhance your industrial operations.
Can Economically Make Custom Bushings In Just About Any Size? Made in China
Bearing Bushing Stock -
GGB, INA, sankyo-oilless misumi and more. Get a quote/sample. Learn more now.
Self-lubricating bearings for middle loads composed of cast bronze bases and embedded solid lubricant.
Self lubricating bearings that can be used oil free. Demonstrate high performance at high load/low speed motion.
Flat plain bearing OILES 500
Type | flat |
Material | bronze |
Other characteristics | self-lubricating |
Cast Bronze Metric Plain Sleeve Bearing
Bronze with insert solid lubricant material. graphite plugged bronze bushings
Graphite Plugged Bushings are a complete line of Self-Lubricating Bushings that excel whenever standard lubrication is impractical, including heavy load, high-temperature applications. They are manufactured from a variety of Bronze Alloys, including C95400 Aluminum Bronze, C93200 Bearing Bronze, and C86300 Manganese Bronze.
bujes de bronce autolubricados
Graphite Plugged Brass Bush Alloy materials
Model | JDB-1 | JDB-2 | JDB-3 | JDB-4 | JDB-5 | ||
---|---|---|---|---|---|---|---|
Grade China Brands GB1776-87 | ZCuZn25 AI6Fe3Mn3 | ZCuSn6Zn6Pb3 | ZCuAI10Fe3 | ZCuSu10P1 | Steel+ZCuSn6Zn6Pb3 | HT250 | GCr15 |
International ISO1338 | GCuZn25 AI6Fe3Mn3 | GCuSn6Zn6Pb3 | GCuAI10Fe3 | CuSn12 | Steel+CuSn6Zn6Pb3Fe3Ni5 | - | B1 |
Germany DIN | G-CuZn25 AI5 | GB-CuSn5Zn5Pb5 | GB-CuAI10Ni | GB-CuSn10 | Steel+CuSn6Zn6Pb3Ni | - | 100Cr6 |
Japanese JIS | HBsC4 | BC6 | AIBC3 | BC3 | BC6 | FC250 | SUJ2 |
United States ASTM/UNS | C86300 | C83600 | C95500 | C90800 | C83600 | Class40 | 52100 |
British Standard | HTB2 | LG2 | AB1 | PB4 | LG2 | - | - |
Material alloy chemical composition
Chemical Elements | JDB-1 | JDB-2 | JDB-3 | JDB-4 | JDB-5 | ||
---|---|---|---|---|---|---|---|
Cu ( % ) | Rest | Rest | Rest | - | - | ||
Sn ( % ) | - | 6 | - | 10 | 6 | - | - |
Zn ( % ) | 25 | 6 | - | - | 6 | - | - |
Ni ( % ) | - | - | - | - | - | - | - |
AI ( % ) | 6 | - | 10 | - | - | - | - |
Fe ( % ) | 3 | - | 3 | - | - | Rest | Rest |
Mn ( % ) | 3 | - | - | - | - | 0.905 - 1.3 | 0.20 - 0.40 |
Cr ( % ) | - | - | - | - | - | - | 1.30 - 1.65 |
C ( % ) | - | - | - | - | - | 2.5 - 4 | 0.95 - 1.05 |
Si ( % ) | - | - | - | - | - | 1.0 - 1.3 | 0.15 -0.35 |
Pb ( % ) | - | 3 | - | - | 3 | - | - |
Technical Parameters
Performance | JDB-1 | JDB-2 | JDB-3 | JDB-4 | JDB-5 | ||
---|---|---|---|---|---|---|---|
Max.load P ( N/mm² ) | 100 | 60 | 70 | 60 | 250 | ||
Max.speed V ( m/s ) | Dry0.4 oil5 | 2 | 2 | 0.5 | 0.1 | ||
Max.PV ( N/mm²·m/s ) | 3.8 | 0.5 | 0.6 | 0.8 | 2.5 | ||
Density ρ( g/cmsup3 ) | 8.0 | 8.0 | 7.6 | 7.3 | 7.8 | ||
Tensile strength ( N/mm² ) | > 600 | > 250 | > 500 | > 250 | > 1500 | ||
Elongation ( % ) | > 10 | > 4 | > 10 | - | - | ||
Hardness ( HB ) | > 210 | > 80 | > 80 | > 160 | HRC> 55 | ||
Max.temp ( ℃ ) | 300 | 350 | 300 | 400 | 350 | ||
Friction coef. ( μ ) | Oil lubrication: 0.03 | Friction(dry): 0.16 |