Through system research on factors of flocculation,the result shows that the best flocculating result can be gained as CPAM with molecular weight of 8 million is mixed with aluminium sulfate.

• 通过对各种影响絮凝作用的因素进行系统研究,比较得出,分子量为800万的聚丙烯酰胺与硫酸铝配合的絮凝效果最好。