... and high porosity, etc. Under the same conditions, ceramic filter grains enjoy faster filtration speed, longer regeneration ... by that. It can be used as filter material in slow filtration pool, fast filtration pool, monolayer ... fiter material to remove 16 mateirals in water including organic ammonia and nitrite. Chemical composition of ceramic filter ... -2. Φ4-6, Φ16, Φ25, Φ32 Ceramic filter material