... : 1. High efficiency, compact design and durable, no powder, mucus can be screening. 2. Changer is easy, simple, easy to clean. 3 ... . Mesh does not block, powder is not flying, may be screened to 500 mesh or 0 ... to use three.SFJY series rotary vibration sieve is a high precision powder screening machine, its low noise, high efficiency, quick changer take ...