1.Used in sifter 325 or 500 mesh 2.Passed ISO 9001:2008 3.Energy saving, High efficiency, easy replace screen. airflow sieving machineWorking PrincipleWS series air flow sieving machine abandons gravity working principle, adopts the working principle of kinetic energy to do works, with the air as carrier,.Mixes materials with the air under pressure, then make them to enter into the middle of ...