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Brand Name: | bronzelube.com |
Model Number: | Straight Bushing:Bronze with Embedded Solid Lubricant Material,Lead Free |
MOQ: | Bronze Precision Wear Plates & Lubricating Parts made to order |
Price: | US$0.11 - US$21.11 / Pieces,NEGOTIABLE |
Payment Terms: | TT IN ADVANCE,L/C,Western Union |
Supply Ability: | Self Lube Bearing Manufacturing Dimensions Tolerance Assembly |
Bronze Cast Alloys Self-Lubricating Bearings with Built-In Graphite Pellets are a type of bearings that incorporate graphite pellets into the bronze alloy material during the casting process. These graphite pellets provide lubrication to the bearing surface, reducing friction and wear, thus extending the life of the bearing.
The graphite pellets are evenly distributed within the bronze alloy matrix, creating a porous structure that allows the release of graphite particles when the bearing is in operation. These graphite particles act as a natural lubricant, lubricating the bearing surface and reducing the need for external lubrication.
The self-lubricating properties of these bearings make them ideal for applications where lubrication may be difficult or impractical, such as in high-temperature or high-pressure environments. They are also commonly used in applications where the bearing needs to withstand frequent start-stops or reversing motions, as the graphite particles help to cushion the impact and reduce wear.
Overall, Bronze Cast Alloys Self-Lubricating Bearings with Built-In Graphite Pellets offer a cost-effective and reliable solution for reducing friction and wear in a variety of industrial applications.
Grade |
50# |
50S1 |
50S2 |
50S3 |
650S5 |
Material |
CuZn25AI5Mn4Fe3 |
CuSn5Pb5Zn5 |
CuAI10Ni5Fe5 |
CuSn12 |
CuZn25AI5Mn4Fe3 |
Density |
8 |
8.9 |
7.8 |
8.9 |
8 |
Hardness |
≥210 |
≥70 |
≥150 |
≥75 |
≥235 |
Tensile strength |
≥750 |
≥250 |
≥500 |
≥270 |
≥800 |
Yield strength |
≥450 |
≥90 |
≥260 |
≥150 |
≥450 |
Elongation |
≥12 |
≥13 |
≥10 |
≥5 |
≥8 |
Coefficient o linear expansion |
1.9×10-5/℃ |
1.8×10-5/℃ |
1.6×10-5/℃ |
1.8×10-5/℃ |
1.9×10-5/℃ |
Max.Temp. |
-40~+300℃ |
-40~+400℃ |
-40~+400℃ |
-40~+400℃ |
-40~+300℃ |
Max.dynamic load |
100 |
60 |
50 |
70 |
120 |
Max.speed(Dry) |
15 |
10 |
20 |
10 |
15 |
N/mm²*m/s(Lubrication) |
200 |
60 |
60 |
80 |
200 |
Compression deformation |
< 0.01 mm |
< 0.05mm |
< 0.04mm |
< 0.05mm |
< 0.005mm |
Product NO. |
Chemical Compositions |
||||||||
VSB-50 |
Cu |
Zn |
Al |
Fe |
Mn |
Si |
Ni |
Sn |
Pb |
60~66 |
22~28 |
5.0~8.0 |
2.0~4.0 |
2.5~5.0 |
<0.1 |
<0.5 |
<0.2 |
<0.2 |
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