The application of silicon carbide micro powder in water treatment mainly reflects its strong filtration and separation ability, which can effectively remove various pollutants in wastewater and improve the efficiency of wastewater treatment. It is mainly used for the treatment of wastewater in the electronics industry, petrochemical industry, food industry, etc. The application scenarios and functions of silicon carbide micro powder for water treatment membranes demonstrate its wide applicability and high efficiency in the field of wastewater treatment, which is of great significance for improving wastewater treatment efficiency and protecting the environment.