Seal type for sealing rotating areas based on a gap seal whereby the gap length is increased by the contour of the gap assuming a meandering or zigzag pattern (Figure L 1).
Labyrinth seals — mainly filled with grease — are used in hydraulics to protect roller bearings in heavily contaminated atmospheres.
![59f076ba4edfaefefe88a3209715f190328714c8 0001_labyrinthdichtung.gif](/fileadmin/smc/files/59f076ba4edfaefefe88a3209715f190328714c8.gif)
Figure L 1: Labyrinth seal