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| pv value | permissible with dry running | pv = 1.8 N/㎟.㎧ (continuous operation) pv = 3.6 N/㎟.㎧ (short-term operation) |
|---|---|---|
| Load carrying capacity | permissible static contact pressure |
p = 250 N/㎟ |
| Sliding velocity | up to | v = 2 ㎧ |
| Temperature range | -200 to +280 ℃ | |
| Coefficient of thermal expansion |
Steel backing | α st = 12 . 10-6 K-1 |
| Bronze backing | α Bz = 17 . 10-6 K-1 | |
| Thermal conductivity | λ > 42 W(m.K)-1 | |
| Electrical resistance | R = 1 to 10 Ω/㎠ |
| Bearing contact pressure p N/㎟ |
Sliding velocity v ㎧ |
Coefficient of friction μ |
|---|---|---|
| 250 top 140 | up o 0.001 | 0.03 |
| 140 to 60 | 0.001 to 0.005 | 0.04 to 0.07 |
| 60 to 10 | 0.005 to 0.05 | 0.07 to 0.1 |
| 10 to 1 | 0.05 to 0.5 | 0.1 to 0.15 |
| < 1 | 0.5 to 2 | 0.15 to 0.25 |
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