It can be made to nay grade of absorb ability, decolor ability, any sieve per customer''s requirement. It''s high rate of absorption, strong ability of decoloring help to speed the refine, catalyze, coagulate effect. It reduces user''s construction and maintaining cost effictively. Powdered AC is widely usde in water plant, food and medicine industry. And it is also main raw material of AC felt textile of polyctylonitrile.