17245872740 Brass And Graphite Bush 805/17245872740 Digger Spare Parts Bushing
17245872740 Brass And Graphite Bush 805/17245872740 Digger Spare Parts Bushing
JDB-50 17245872740 Brass And Graphite Bush 805/17245872740 Digger Spare Parts Bushing based on CuZn25Al6Fe3Mn3 material. This bush is made of High-strength brass and graphite. This makes the bearing have good load-bearing performance and self-lubricating characteristics.
Material
CuZn25Al6Fe3Mn3+Graphite
Base Material Details
| CuZn25Al6Fe3Mn3 Material Chemical Composition | ||||||||
| % | Cu% | Sn% | AI% | Pb% | Zn% | Fe% | Mn% | Ni% |
| Min. | 60.00 | 0 | 4.50 | 0.00 | 0.00 | 2.00 | 1.50 | 0.00 |
| Max. | 66.00 | 0.20 | 7.00 | 0.20 | the rest | 4.00 | 4.00 | 3.00 |
Characteristics
● Have Incomparable performance under a high load, low speed operation. Also perform well without lubrication;
● Excellent wear resistance in such places where an oil film is difficult to be formed due to reciprocating, oscillating motions and frequently intermittent operations;
● Remarkable resistance to corrosion and resistance to chemical attack;
● Maintenance free and save operating cost
Availability
● Cylindrical oiles bushing, flanged oilless bush, thrust washer and slide plate are standard fabrication.
● Special designed solid metal bearing and material can be made according to your design.
● Other material can be made based on your requirement.
Application
It's widely used in successive casting machine, mineral mountain machinery, shipping, steam turbine etc.
Technical Data
| Material | CuZn25Al6Fe3Mn3 |
| Density | 8 |
| HB Hardness | ≥210 |
| Tensile Strength N/mm | ≥750 |
| Yield Strength N/mm | ≥450 |
| Elongation % | ≥12 |
| Coefficient of linear expansion | 1.9x10-5/°C |
| Max. Operation Temp. | -40~+300°C |
| Max. load MPa | 100 |
| Max Speed(dry) | 15 |
| Max Speed(lubricated) | 2.5 |
| Max.PV N/mm² *m/s(Lurbicated) | 200 |
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