LBH wiper is a sealing element which used in hydraulic applications to obstruct all kinds of negative foreign particles to go into the cylinders.
Standardized with the materials of NBR 85-88 Shore A. It is a part to remove dirt, sand, rain, and frost that the reciprocating piston rod adheres to on the external surface of the cylinder to prevent the external dust and rain from entering the inner part of the sealing mechanism.