Load condition factor b1 for steel/PTFE fabric sliding contact surface combination
| Type of load | Factor b11) | Permissible specific bearing load |
| - | - | N/mm2 |
| Constant load | ||
| Single direction | 1 | up to 300 |
| Variable load | ||
| Alternating direction or pulsating | ||
| magnitude at a frequency | ||
| up to 0,5 Hz | 0,55 | up to 50 |
| 0,4
|
50 to 100
|
|
| over 0,5 to 1 Hz | 0,35 | up to 50 |
| 0,15
|
50 to 100 | |
| over 1 to 5 Hz | 0,1
|
up to 50 |
- 1) The factor b1 covers several parameters that affect the bearing life. Depending on the operating conditions, higher b1 values can be applied. Contact the SKF application engineering service.
