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| JDB Performance parameters | |||||
| Type | JDB-1 | JDB-2 | JDB-3 | JDB-4 | JDB-5 |
| Base material | CuZn24Al6 | CuSn6Zn6Pb3 | Steel CuSn6Zn6Pb3 | HT-250 | CuCr15 |
| Matrix Hardness | Hb230 (Hb270) | HB 90 | HB 80 | HB 210 | HB 60 |
| Friction Coefficient | <0.16 | <0.15s | <0.14 | <0.17 | <0.17 |
| Max.Temperature | 300℃ | 350℃ | 300℃ | 400℃ | 350℃ |
| Dynamic load limit | 100 N/mm2 | 60 N/mm2 | 70 N/mm2 | 60 N/mm2 | 250 N/mm2 |
| lm/mim The limit load | 25 N/mm2 | 15 N/mm2 | 20 N/mm2 | 15 N/mm2 | 70 N/mm2 |
| Max. sliding speed | Dry 0.40 m/s oil 5 m/s | 2 m/s | 2 m/s | 0.5 m/s | 0.1 m/s |
| Limiting PV value | 3.8 N/mm2·m/s | 0.5 N/mm2·m/s | 0.6 N/mm2·m/s | 0.8 N/mm2·m/s | 2.5 N/mm2·m/s |
| JDB Wear performance | |||||||
| Test pressure | 62N/mm2 | 24.5N/mm2 | 14.7N/mm2 | ||||
| Project | Wear amount | Time | Wear amount | Time | Wear amount | 0.01 Time | |
| Type | Lubrication | (mm) | (hrs) | (mm) | (hrs) | (mm) | (hrs) |
| Copper Sets | Oil Lubrication | 0.098 | 10 | 0.125 | 100 | 0.10 | 100 |
| JDB-1 | Dry friction | 0.075 | 100 | 0.015 | 100 | 0.012 | 100 |
| JDB-2 | Dry friction | 0.025 | 30 | 0.065 | 100 | 0.025 | 100 |
| JDB-3 | Dry friction | 0.03 | 30 | 0.12 | 100 | 0.015 | 100 |
| JDB-4 | Dry friction | 0.03 | 10 | 0.25 | 20 | 0.011 | 100 |
| JDB-5 | Dry friction | 0.022 | 100 | 0.13 | 100 | 0.01 | 100 |
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