Polyacrylamide (PAM) has a variety of applications in slaughterhouse wastewater treatment, mainly including the following aspects:

 

1. Removal of suspended matter: Slaughterhouse wastewater contains a large amount of suspended matter. The use of PAM can form larger floccules, which promotes the rapid precipitation and agglomeration of suspended matter and improves the removal effect of suspended matter.

 

2. Water purification: Slaughterhouse wastewater may contain some organic matter and pigments and other difficult-to-degrade substances. PAM can remove these substances from the water through adsorption, complexation and other mechanisms, and improve the purification effect of water quality.

 

3. Treatment of hydrolyzed oil: Slaughterhouse wastewater may contain a certain amount of animal fat. PAM can react with fat to form a gel-like substance, thereby solidifying the fat and making it easy to separate, which is convenient for subsequent oil treatment.

 

4. Removal of oxides: Slaughterhouse wastewater may contain some oxides, such as iron, manganese, etc., which affect water quality. PAM can combine with these oxides through complexation to form larger floccules, accelerating the precipitation and removal of oxides.

 

5. Reduce siltation in water bodies: Slaughterhouse wastewater contains a certain amount of silt. The use of PAM can condense fine silt into larger particles, promote the sedimentation of silt, reduce the siltation of water bodies, and also facilitate the subsequent silt separation and treatment.

 

In general, PAM is often used in flocculation sedimentation, water purification, oil treatment, oxide removal and silt reduction in slaughterhouse wastewater treatment, which can improve wastewater treatment efficiency and improve effluent quality. However, in actual application, the appropriate PAM type and method of use should be selected according to the specific situation. In addition, wastewater treatment needs to be carried out according to.