How to use properly best way to clean screen printing screens?The general method of cleaning screen printing screen is through some of the above assistive washing treatment, and then use a clean mesh screen screen gently wipe the surface clean. If, however, the screen is printed or left for a long tim
The general method of cleaning screen printing screen is through some of the above assistive washing treatment, and then use a clean mesh screen screen gently wipe the surface clean.
If, however, the screen is printed or left for a long time to print, the ink needs to be shaved from the screen portion of the screen to the bottom of the screen and the screen portion of the screen is wiped with a wet sponge and if necessary Can also use the screen cleaner to clean the image part of the ink to prevent dry in the screen, and finally put the ink back into the ink tank. If some of the non-image of the screen is still left with ink or dirt, this will not affect the printing effect, and all the dirt on the screen will be removed during the screen recycling process.
screen printing screen Scenarios Different cleaning way and methods are not the same.
For example: the circuit industry cleaning method using the screen cleaning material will be somewhat different, because the circuit printed materials will be a small amount of sodium thiosulfate and a small amount of silver complex, you can wash the residual raw materials removed.
The benefits of doing so is to extend the use of screen version, to avoid the use of the material left in the screen due to special changes and chemical reaction led to the color of the film faded. Commonly used method is to wash, but some products used in the printing process can not be used in raw materials washing method of removing the raw material of the screen, you must have to use other aid Ji or sperm and so on. When the printing is completed, it should immediately use the appropriate solvent to clean the screen printing screens, not leaving ink, so as to avoid residual ink dry plug the mesh, reprint lost printing tone. Printing shutdown in more than 15 h, it should be washed after the shutdown. Wash version of the paper or plastic sheeting to cover the Taiwan plate, flat print version.
a. When cleaning the screen printing screen version of the flat on the wash slot gently scrub, do not wash, so as not to affect the screen tension and loose mesh.
b. Color tone printing should be continuous production, in multi-color printing, the previous color and the next color overprinting interval should not exceed 1 day, so as not to extend the substrate or ink glass, affecting the quality of screen printing.
Also in the cleaning time, it should be coated on both sides of the cleaning agent, and then wipe with a sponge. Rinse it with water to make sure there is no foam left on it, and you can not touch it with your hands after washing it. After washing the screen to dry in a dust-free environment, but do not use the fan to dry, so there will be a lot of dust. It is ideal to use a drying oven to clean screen printing screens, which will make the flow even more uniform across the screen. Currently on the market has a screen version of the washing machine cleaning effect is also very good, the conditions can buy screen version washing machine for cleaning.