Recommendations for the dynamic sealing surface on cylinder bores
(honed or roller burnished tubes)
| Thermoplastics, rubbers and PTFE materials | ||
| Ra | 0,05 to 0,2 µm
(2 to 8 µin.) |
|
| Rz | 0,4 to 2 µm
(15 to 80 µin.) |
|
| Rmax | 0,4 to 2,5 μm
(15 to 100 μin.) |
|
| Rmr | 50 to 95%
(cutting depth 0,5 Rz based on cref = 0%) |
|
