Zhengzhou Kebona Industry Co., Ltd
Zhengzhou Kebona Industry Co., Ltd One professional manufacturer of friction material and sealing material.
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Casting Bronze Bushing Oil Free Bushing Machined Cast Bronze Bearings
Machined cast bronze bearings offer technical!y and economicalI y favorable bearings solutions. It is with hi gh load capability, low weight and good corrosion resistance. It can offer different types of bronze alloys according to the required life
time, service etc. The tolerance is much t i ghter than wrapped bronze bushes.
| Material Compostion and Properties | |||||
|---|---|---|---|---|---|
| Standard | MQ600S1 Casted Bronze | MQ600S2 Bronze | MQ600S3 Bronze | MQ600S5 Bronze | |
| Material | CuZn25Al5Mn4Fe3 | CuSn6Pb6Zn3 (CuSn5Pb5Zn5) | CuAl10Ni5Fe5 | CuSn12 | |
| Density | 8.0 | 8.9 | 8.9 | 8.5 | |
| Hardness HB | ＞210 | ＞95 | ＞70 | 90~150 | |
| Tensile strength N/mm² | ＞750 | ＞260 | ＞200 | 440 | |
| Tensile strength N/mm² | ＞450 | ＞150 | ＞90 | 230 | |
| Yield strength 10-5/℃ | 1.9 | 1.8 | 1.6 | 1.9 | |
| Limit Temp ℃ | -40~+300 | -40~+400 | -40~+400 | 150 | |
| Max.load N/mm² | 100 | 70 | 60 | 90 | |
| Guideline for assembly | Shaft Tolerance | e7 | |||
| House Tolerance | H | ||||
