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Auxiliary seal product type

Update:2017-07-15

According to the sealing product in the sealing device, there are two parts , auxiliary seal and main seal. The main seal acts as a primary seal, and the auxiliary seal acts to protect the main seal product from damage, to extend the life of the seal product, and to improve its sealing performance.


Wiper seals.

Wiper seals

 


 The role of the dust ring is to prevent the outside of the dust, rain, snow, mud, impurities and other foreign bodies into the sealed cavity of mechanical equipment, pollution of the working medium, causing damage to the hydraulic components, and remove the piston rod impurities to protect the piston rod seal Products, guide rings and support rings are protected from the wear and erosion of these impurities.

 

Backup ring.
The role of the backup ring is to prevent the material from soft rubber seal was squeezed into the sealing gap and damage.

Backup ring

Guide ring.
Guide ring  prevent the hydraulic cylinder sintering, so that keep smooth movement.

Guide rings

 

 

Buffer ring.
Buffer ring used in the high pressure cylinders, to avoid impact pressure.

 

DSH Seals could offer sealing solutions, combine a main seal and auxiliary. In addition, the seal can be divided into hydraulic seals and pneumatic seals. According to the different parts of the sealing material is divided into metal seals or rubber seals.