MULTI-DISK DIFFUSER

摘要

PURPOSE: A multi-stage diffuser is provided to efficiently prevent clogging of an air nozzle, and to supply microbubbles to a wide area with a bolt fastening part, a plurality of disks, a bolt and a nut etc. CONSTITUTION: A multi-stage diffuser(100) includes the following: a bolt fastening part(101) formed on the center; an air nozzle(105) in which a groove is formed to a constant size and an interval, and is adjacent to an air chamber; the air chamber(103) formed around the blot fastening part; a plurality of disks(110-150) of which exterior surfaces are formed to be inclined; a nut(160) formed on the exterior surface; and a nut(170) assembling the disks, and is combined to an end of the bolt. The size of the air nozzle is 0.1 ~ 0.8mm.