Project Description
- Suitable for high temperature
application - Can handle high sliding velocities
- No elastomer secondary seals
- Rugged design for long operating life
- Bellows design efficiently ensure self-
cleaning
- Chemical industry
- High sliding velocities
- Hot media
- Power plant technology
- Refining technology
- Bellows: Inconel® 718 (M6), Hastelloy® C-276 (M5)
- Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q12)
- Seat: Silicon carbide (Q1), Special cast
CrMo steel (S) - Metal parts: Duplex (G1), Carpenter® 42
(T4), Hastelloy® C-4 (M)
- Sizes: d1 = Upto 100 mm (Upto 4.000’’)
- Externally pressurized: p1 = 25 bar (363 PSI), (higher
pressure possible, please inquire) - Internally pressurized:
p1 <120 °C (248 °F) 10 bar (145 PSI),
p1 <220 °C (428 °F) 5 bar (72 PSI),
p1 <400 °C (752 °F) 3 bar (44 PSI)
Stationary seat lock necessary. - Temperature: t = -20 °C … +400 °C (-4 °F … +752 °F)
Speed = 50 m/s (165 ft/s)
- Single seal configuration
- Balanced design
- Independent of direction of rotation
- Stationary metal bellows design