Usually PP filament is used for processing house cleaning broom,cleaning brush, the outdoor medium-and-large-sized brush and hot 1.Desc. ... processing various cleaning brushes. Usually PP filament is used for processing house cleaning broom,cleaning brush, the outdoor medium-and-large-sized ... ,NYLON,PA6,PA66,PA610,PA612,PP,PS etc.We adopt high quality material from the U.S., Japan and Europe. Monthly ...