Polyacrylamide is simply called PAM, a water- soluble high polymer and widely used in petroleum, paper-making, metallurgical,textile, chemical and environment protection fields. There are three categories of anionic, cationic and non-ionic type.It is widely used in many fileds like Water Treatment, Oil Exploration, Sludge Dewatering, Paper Making, Textile, Sugar Making, Coal washing and Incense Making, etc.PAM can also be used in many other fields like Coal washing, Ore-dressing, Sludge Dewatering and so on.