Common sealing forms and sealing methods1

sealing method

1. Minimize the number of parts where seals are set

2. Blockage and isolation

3. Lead out or inject

4. Increase the leakage resistance of the mechanical seal

5. Add work element in the channel

6. Combination of various sealing methods Common sealing forms Gasket seals, packing seals, mechanical seals, non-contact seals and fluid-injection plugging under pressure are common sealing forms. Among them, the packing seal should be regarded as the most common, and it also includes mechanical seals including soft packing seals, hard packing seals and forming packing seals. Formed packing seals include our common O-rings, Y-rings, oil seals, and more. Non-contacting seals include gap seals, labyrinth seals, floating seals, dynamic seals, magnetic fluid seals and hermetic seals.