This dust catcher fits for purifying air in the foundry workshop, especially place with high content of powder, high temperature and high demand on purification, such as sand shakeout clean and sand treatment. All powder that soluble to water can be used.
While working, the air with dust enters into the sedimentation chamber via wind entrance, dust with large size granule will fall because of sudden expand of the aeriform cubage, then the air will pass the water area of arc boards of the two sides to stir the water. Then air with dust will be mixed with water forming water curtain at the exit, fine powder will be collected, purified air will be discharged by blower fans via breakwater and wind exit.