...
2025-08-14 06:29
2262
...
2025-08-14 06:21
200
...
2025-08-14 06:02
1479
...
2025-08-14 05:35
860
...
2025-08-14 05:33
609
...
2025-08-14 05:27
1858
...
2025-08-14 04:52
1488
...
2025-08-14 04:35
1681
...
2025-08-14 04:23
2899
...
2025-08-14 04:19
2818
Other important factors are ensuring the hardness and roughness of the shaft are correct. A shaft hardness of HRC 45 is recommended for a rubber sealing lip, with a roughness of Ra 0.4-0.8. A higher shaft hardness of HRC 60 and shaft roughness of Ra 0.1-0.4 is recommended for a PTFE lip.
Type B Oil seals