The carbon rings in a Circpac seal are designed for continuous, non contacting operation allowing for consistent life cycle performance.
API, ASME others
Up to 20 bar (290 psi), to 180°C (350°F), up to 140 m/s (27,600 fpm), to 360 mm (to 14.125 inch)
Circpac
Carbon Ring Seal
Circpac LO
Carbon Ring Lift Off
Circpac HP
Standalone Carbon Ring Seal