... drying, non-fibrous dust 1, theory Bag type dust catcher is a dust filtration device in ... dusty gas goes into the bag type dust catcher, those large particles and big specific gravity dust ... in order to avoid efficiency loss. 2,structureBag type dust catcher is structured by the upper body, ... directly, small units nearby machine tool, also as large dust catcher-“bag room”.(3), simple structure, stable ...