Structure:Balanced,independent of direction of rotation,cartridge seal,spring static,nice
compensate,can fit system pressure moment change work condition,conform
to API610、API682.
Application:Crystallization、grain、fiber medium,can instead of parking seal.
Operating limits:Pressure less than or equal to 2.5MPa Temperature=- 40 to 220 Degrees Celsius speed less than or equal to 25m/s