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Features
Oil-lubricated
Bi-directional
Externally pressurized
Ready-to-fit cartridge unit
Single, face bushing and double seal available
Suitable for high speed
Hydrodynamic grooves for increased operating capabilities and stabilized low leakage
Advantages
Low oil consumption
Rugged seat with bandage ensures reliable operation
Wear-free operation by use of lift-off-design
Does not open if oil pressure drops
Operating range
Shaft diameter:
30 … 300 mm (1.18 " … 11.81")
Pressure: p = … 50 bar (725 PSI)
Gas temperature:
t = -20 °C … +200 °C (-4 °F … +392 °F)
Sliding velocity: vg = … 90 m/s (295 ft/s)
Oil viscosity: ISO VG up to 68
Materials
Seal face: Silicon carbide / Carbon
Seat: Silicon carbide
Secondary seals: FKM
Metal parts: 1.4006 or other stainless steels
Recommended applications
Oil and gas industry
Refining technology
Petrochemical industry
Refrigerants
Screw compressors
Centrifugal compressors
Geared compressors
Service
provide specialised design
provide processing service according to constomer's need
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