We are manufacturing and supplying sintered bushes parts with the following technical specifications:
Materials Composition As per IS : 3980 : 1982
Grade I, Copper Base
| Elements |
Class A% |
B3% |
B2% |
B1% |
| Iron (Fe) |
1.00 Max |
48-50 |
38-40 |
28-30 |
| Tin (sn) |
8-9.5 |
4-6 |
4-6 |
4-6 |
| Carbon (C) |
2.0 Max. |
2.0 |
2.0 |
2.0 |
| Impurities |
2.0 |
2.0 |
2.0 |
2.0 |
| Copper (Cu) |
BAL. |
BAL. |
BAL. |
BAL. |
Grade II, Iron Base
| Elements |
Class A% |
B3% |
B2% |
B1% |
| Copper (Cu) |
1.00 Max |
9-11 |
4-6 |
1.5-3.5 |
| Carbon (C) |
0.25 Max. |
0.25 |
0.25 |
0.25 |
| Impurities |
2.0 |
2.0 |
2.0 |
2.0 |
| Copper (Cu) |
BAL. |
BAL. |
BAL. |
BAL. |