A wide range of sealing devices are used in various machines.
Sealing devices serve the following functions:
- Prevent leakage of sealed lubricant from inside
- Prevent entry of dust and foreign matter (dirt, water, metal powder, etc.) from outside
As shown in the following Figure, sealing devices come in two types: contact and non-contact.
Oil seals are among the major contact type sealing devices.
Post time: Apr-03-2024