Static and Dynamic Seals.
The surface can either static or dynamic, in motion or without movement.
Static seals are usually used when there is no relative motion between mating surface.
Dynamic seals are the opposite. They are used when there is motion between surface.
Hydraulic seals can be made from variety of material such as poly urethane ,rubber or PTFE. The type of material determined by the specific operating conditions or limits due to the fluid type, pressure, fluid chemical compatibility, or temperature.
Types of static seals
According to direction of compression they are classified as axial or radial seals. O ring is type of static seal and can be used as axially or radially depending on application.
Types of dynamic seals
According to type of motion they are classifies as Reciprocating, Rotary and Oscillating seals.
According to application,
Oil and Grease seals are critical component in every type of machine and vehicle.
Hydraulic and Pneumatic Seals includes piston seals, rod seals,U cups and flange packages.
Piston rings are available in in variety including compression rings, split rings and cord rings.
Exclusion seals,Clearance seal, Isolators.
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