If the screen printing ink is too thin, a paste will appear after the additives are added. Do not increase the water content of the screen. Dark ink should be replaced with new ink or mixed with some new ink, and some gum arabic liquid should be added to the fountain solution. Light-colored inks can be properly mixed with some concentrated inks. Wipe the layout of the paste version, you can use a soft cloth dipped in cleaning paste to scrub, the effect is better.
The screen printing ink should have proper viscosity and fluidity. Viscosity is one of the necessary conditions to ensure a clear layout point. The proper viscosity can make the dot ink layer break in the middle during the embossing process, thereby ensuring the remaining ink layer of dots, improving the printing resistance of the screen, ensuring normal ink transmission, and having proper fluidity.
Screen printing machine maintenance Screen printing machine equipment should not be placed on workers, quantity, fixtures, knives and workpieces, raw materials, etc. Make sure that the joint between the movable guide surface and the screen printer's guide surface is free of debris, dust, grease, lint, scratches, etc. Do not disassemble the touch screen without the guidance of a professional teacher, otherwise the touch screen may be easily damaged.
If the screen printing machine is not used for a long time, it should be wiped clean and placed in a cool, dry and well-ventilated environment. When the screen printer fails, immediately press the emergency stop switch to turn off the main power and notify the maintenance personnel. During routine maintenance of the screen printing machine, it is strictly forbidden to disassemble the parts. If it is abnormal, stop using it immediately; carry out regular general inspection, precision inspection and adjustment of the equipment, and perform failure analysis and condition monitoring.