The four functions of the metal mesh: sieve, filter, protect and solidify. Sieve: Mainly used for solid particles, powder, sieving, etc. in metallurgy, coal, rubber, petroleum, chemical, pharmaceutical, automobile, ceramic, glass and other industries. Filtration: Mainly used in the petroleum industry as a mud net, chemical fiber electroplating industry as a pickling net and liquid gas filtration and purification. Protection: Mainly used for building cement, raising chickens, ducks, geese, rabbits and zoo fences.

     The screen is an inevitable product of the precision of coal, iron ore, industry, and chemical raw materials. It is a component of the tiny cells that the society develops forward, and it indirectly or directly affects the development of the society. The selectivity of the screen is mainly based on the characteristics of the screen. The selectivity of the screen is mainly based on the characteristics of the screen, material, wire diameter, mesh, length of life, and price. These elements of the screen are in mutual influence.