In today's technological era, the update and replacement of electronic products are becoming increasingly rapid, and along with this comes the generation of a large number of used circuit boards. If these used circuit boards are not properly handled, they will not only cause serious pollution to the environment, but also waste a large amount of valuable metal resources contained therein. The emergence of complete sets of water separation and recycling equipment for used circuit boards is like a guardian of environmental protection and resources, playing a significant role in solving this problem. The complete set of equipment for water separation and recycling of waste circuit boards, as the name suggests, is a professional device that uses the principle of water separation to recover metals from waste circuit boards. It mainly consists of a crushing system, a screening system, a flotation system and a dewatering system, etc. Through the collaborative work of these systems, metals and non-metals in waste circuit boards can be separated efficiently, achieving the recycling and utilization of resources. The crushing system is the initial part of the entire set of equipment. After being crushed, the volume of waste circuit boards is greatly reduced, which is convenient for subsequent processing. The screening system can screen the crushed circuit boards according to different particle sizes, remove impurities that do not meet the requirements, and provide purer raw materials for the subsequent flotation process. The flotation system is a key link in the water separation and recycling of waste circuit boards. In the flotation cell, specific flotation reagents are added to make metal particles adhere to air bubbles on their surfaces and float up, while non-metal particles settle at the bottom. By adjusting parameters such as the type and concentration of flotation reagents and the stirring speed of the flotation cell, efficient separation of different metals can be achieved. For instance, metals such as copper and tin can be well recovered through flotation, while non-metals like plastic and glass remain at the bottom. The dewatering system is responsible for dewatering the metal pulp after flotation, removing the water from it to obtain dry metal powder. After further refinement and processing, these metal powders can become high-quality metal raw materials and be re-put into production. The application of complete sets of equipment for water separation and recycling of waste circuit boards is of great significance. On the one hand, it effectively reduces the pollution caused by waste circuit boards to the environment. The traditional methods for dealing with waste circuit boards often include incineration or landfill, which release a large amount of harmful substances and cause serious pollution to soil, water sources and air. The water separation and recycling equipment can recycle and reuse the metal resources in the waste circuit boards, avoiding the generation of these harmful substances and achieving a win-win situation for environmental protection and the economy. On the other hand, it also saves resources. Waste circuit boards contain a large amount of valuable metals such as copper, tin and lead. Through the processing of water separation and recycling equipment, these metal resources can be recycled and reused, reducing the exploitation of natural resources and being of great significance in alleviating the problem of resource shortage. In conclusion, the complete set of equipment for water separation and recycling of waste circuit boards is an environmental protection and resource recycling technology of great significance. Its emergence provides an effective way to solve the problem of waste circuit board disposal and is conducive to achieving the goals of environmental protection and sustainable resource utilization. It is believed that in the future, with the continuous advancement of technology and the continuous promotion of applications, the complete set of equipment for water separation and recycling of waste circuit boards will play an even more important role in the field of environmental protection.