What is the impact of electrostatic spraying equipment on the development of the coating market


Abstract

During the use of electrostatic spraying machine equipment, the requirements for coatings are very high, because the particle size distribution of coatings has a great influence on the spraying performance of electrostatic spraying equipment. In general, the smaller the powder particle size, the better the leveling of the coating curing, and the more smooth and smooth the appearance of the coating film. However, it should be noted that the charging of the powder is proportional to the square of the particle size. The finer the powder, the lower the charging, which will lead to a decrease in the coating efficiency. For ultrafine powder (particle size <10 μm), it is basically uncharged.

During the use of electrostatic spraying machine equipment, the requirements for coatings are very high, because the particle size distribution of coatings has a great influence on the spraying performance of electrostatic spraying equipment. In general, the smaller the powder particle size, the better the leveling of the coating curing, and the more smooth and smooth the appearance of the coating film. However, it should be noted that the charging of the powder is proportional to the square of the particle size. The finer the powder, the lower the charging, which will lead to a decrease in the coating efficiency. For ultrafine powder (particle size <10 μm), it is basically uncharged.

The powder rate has an important relationship with the charging performance of the powder coating itself. Increasing the charge of paint particles, the powder rate will increase. The charge amount of a particle is proportional to the square of the particle size. The particle size increases, the charge of coating particles increases, and the powder rate increases. However, the particle size of the particles is not too large, the particle size is too large, the gravity of the coating particles exceeds the aerodynamic and electrostatic forces, but the powder rate is reduced.

Spraying equipment powder coating in the production and use of the problem of recycling powder, it can be said that the spray equipment powder coating particle size distribution greatly affects the use of powder coating performance and efficiency. Therefore, there is a need for particle size detection equipment to monitor product quality and assist in the development of new products and technologies.

The environmental analysis laboratory pretreatment equipment is aging, the technical content is low, the equipment is heavy, huge, the operation is cumbersome, and the efficiency is low. After the technological upgrading and transformation in recent years, the pretreatment equipment of the analysis laboratory has been completely new, the degree of automation has been greatly improved, and the labor cost has been reduced. Improve the experimental efficiency. In the process of using the spraying machine in the future, there are still many problems that users need to pay attention to, but as long as the preparation before use can easily operate the spraying equipment.

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