Are used in hydraulic and pneumatic systems to prevent leakage between rod and piston chambers.
It has several types of execution: one-way and two-way actions, and can be
with or without guiding elements.
Manufactured by a cutting method on CNC from the following materials:
butadiene-nitrile rubber (NBR)
fluorocarbon (FPM, FKM viton)
ethylene-propylene rubber (EPDM)