Beijing Silk Road Enterprise Management Services Co.,LTD
Beijing Silk Road Enterprise Management Services Co.,LTD
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TCB500 Oilless Self Lubricating Bronze Bushings For Steam Engine
Product Description
TCB500 Self Lubricating Bronze Bushings is produced by strengthening brass that has good physical performance and good capability for casting. What's more, the brass material has pretty good anti-erosion ability in air, fresh water and sea water. The surface is regularly and finely machined with sockets in which particular solid lubricant is filled. Its material is CuZn25Al5Mn4Fe3 .
Application:
The material of copper alloy could be changed as per customer’s requirements.
These products are widely used on consecutive casting and rolling machines, mine-exploiting equipments, ships, steam engine, etc.
| Performance Index | Data | |
| Material | CuZn25AI5Mn4Fe3 | |
| Density g/cm³ | 8 | |
| Hardness HB | >210 | |
| Tensile strength N/mm² | >750 | |
| Yeild strength N/mm² | >340 | |
| Elongation % | >12 | |
| Coefficient of linear expansion 10-5/℃ | 2.2 | |
| Heat-conducting Coefficient W(/m.k) | 38~55 | |
| Flexibility Coefficient KN/mm² | 100~140 | |
| Temp. Limits ℃ | -40~+200 | |
| Max. Dynamic Load N/mm² | 98 | |
| Max.speed m/s | Dry Lubrication | 0.3 |
| Oil Lubrication | 1.0 | |
| Max.PV | Dry Lubrication | 1.65 |
| Oil Lubrication | 3.25 | |
| Friction | Dry Lubrication | 0.12~0.16 |
| Oil Lubrication | 0.03~0.08 | |
