... applicable to capture small, drying, non-fibrous dust 1, theory Bag type dust catcher is a dust filtration device in dry condition. It is ... , in order to avoid efficiency loss. 2,structureBag type dust catcher is structured by the upper body, the below body(ash ... door directly, small units nearby machine tool, also as large dust catcher-“bag room”.(3), simple structure, stable operation , less initial ...