The deformed and openable circular bellows are used in all cases where strong mechanical resistance is required. They are characterised by excellent resistance to mechanical stress as well as to coolants and oils. The deformed and openable circular bellows are also available in conical shape according to the needs. They do not involve any cost of equipment and have an excellent quality / price ratio. On request, the deformed and openable circular bellows are available with guide bushings and reinforcement rings.