In fact, the screen has no fixed value. In general, the corresponding size will be calculated according to the number of grids. If you want to know the exact value, you can also directly check the screen mesh and size comparison table.
Use standard and precautions of screen
Screen selection criteria are based on wire diameter and screen size. The selected materials should be suitable for use in acid-resistant and alkali-resistant environments, and stainless steel screen is the first choice. Stainless steel screen is widely used in coastal areas. Please wipe it with dry cotton cloth after use to keep the original bright color.
The surface of the screen is easy to rust, and the wire diameter is broken when it is used. In order to prolong the service life, the surface of the screen is treated by zinc plating, plastic spraying and frosting, so as to achieve the characteristics of corrosion resistance and high temperature resistance, enhance the matching between the surface color and the use environment, and a variety of colors are available for users to choose from.
Refer to the above? Baidu encyclopedia-screen cloth