Operational Conditions：
Temperature：-75℃ to +400℃
Pressure： ≤2.0MPa
Speed： ≤23m/s

Materials：
Stationary Ring：TC, Silicon Carbide
Rotary Ring：Carbon ,Silicon Carbide,TC
Secondary Seal：Graphite
Bellows：Steel
Spring and Metal Parts：Steel

Applications：
Oil, light hydrocarbon, aromatic Hydrocarbon, organic solvents,week acids, ammonia etc.