... oil leakage SFJY series Rotary vibration sieveFunction and Characteristic: 1. High efficiency, compact design and durable, no powder, mucus can be screening. ... , can be a continuous operation. 5. Unique grid design, screen using a long time, for only 3-5 ... minutes, totally enclosed structure for grain, flour, mucus and other materials screening filter.Parametric Technology:ModelSFJY-400SFJY-600SFJY- ...