Rare earth ceramic sand filterceramic sand filterFiltration PackingIt was widely used in filtration media and layer in single or double layer unit, multi-media filtration equipment, ion exchange ware, all kinds of the industrial and city process water and etc. Besides the normal property of porcelain sand filter, rare earth porcelain sand filter has the better pollutant entrapment ability and chemical stability, for rare earth is a kind of material, which has better strength and higher corrosion resistance. Therefore, rare earth porcelain sand can be especially used in filtration media and high-efficiency filtration media .