Aluminum paste is a kind of pigment. After processing, the surface of the aluminum sheet is smooth and flat, the edges are neat, the shape is regular, and the particle size is the same. Aluminum paste is widely used in automobile paint, motorcycle paint, bicycle paint, plastic paint, architectural coatings, inks, and many other fields. According to the type of solvent, aluminum paste is divided into water-based aluminum paste and solvent aluminum silver paste. With the development of society, people have higher and higher requirements for environmental protection, and water-based aluminum paste will be the development trend of this industry.