Extensive applicability Big flux quantity,small resistance,big dirt-remaining quantity,long use life MATERIALModule consists of the polypropylene super-thin fiber membrane(belongs to depth fitration)and inlet flow-gidelayer,which possesses big dirt-remaining quantity,the filter element cover,shell and central bar are all made up of polypropylene material.FILTER RATINGS0.1μm,0.22μm,0.45μm,1.0μm,3. ...