Classification of Seals

An overview of the classification of seals is shown in the following diagram. Starting from the aspect of motion, it leads to the functional principle and exemplary designs.

stationary moving rotary translatory SEALS STATIC SEALING POINTS DYNAMIC SEALING POINTS Contacting Non-contacting Shaft seal Rod, piston, linear guide seal Contacting Non-contacting O-ringSealantProfile sealFlat gasketDiaphragm sealHigh-pressure closureCutting ring sealetc. Venting U-ringFelt ringGland packingMechanical sealRadial lip sealetc. Gap sealLabyrinth sealBarrier gas sealBrush sealetc.

Shaft Seals at a Glance

From the non-contacting sealing system to the combined solution, select a design for details and technical data.

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