... 120 °C. Nature: Polyacrylamide (Polyscrylamide) can be called PAM, commonly known as flocculants or coagulant; formula: + CH2-CHn ... petroleum, chemicals, textiles, mineral processing and other fields. PAM used for sewage treatment,has a high efficiency of ... husks, coal, woods, cylindrical products, powdered activated carbon, PAM, PAC, anthracite filter media, quartz sands, walnut shell filters ...