Structure:Single seal,Unbalanced,independent of direction of rotation,conform to EN12756 (DIN24960),spring is not contact medium,it's not easy to stick and clogging.
Application:Crystallization、grain、high viscosity medium.It's widely used for industry about refine sugar、paper making、textile etc.
Operating limits:Pressure≤2.5MPa Temperature=- 50~220℃ speed≤20m/s
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