GMF experimental air flotation is a new type of equipment specially developed by our company for the feasibility analysis of various kinds of wastewater treatment by air flotation process. The equipment is made of special plexiglass and has good visual performance. It can directly observe the operation status of each functional area of air flotation and provide convenience for experimental analysis. It has the characteristics of simple structure, convenient operation, intuitive operation and stable performance. It is widely used in all kinds of small sewage treatment projects and teaching experiments in colleges and scientific research institutions.