The BECA 011 Piston profile is a back-up ring cut at 30° with a rectangular profile. The ring is systematically assembled in tandem with an O'Ring or an X'Ring. An uncut version of this profile can be made.
Used in static and dynamic applications
May be used for alternating and rotating applications
Large contact surface area, which protects the O'Ring from deformation caused by pulsating pressures
Preferred assembly in a closed groove for profiles cut at 30°
Assembly in open groove for uncut profiles
Standard virgin PTFE
Filled PTFE (fibreglass, carbon, bronze)
Other materials may be used
2 m/s in alternating or rotating applications
The majority of liquids, or gaseous or chemical fluids.