Screen printing defects analysis - splash color

8. Splash color (splash, fly color)

The phenomenon of color paste dots (oval shape with large color points) on a printed fabric that exhibits neither a regular distribution nor a certain size is called splashing.

Reasons: 1 When the scraper is running, the pressure is small or the fabric suction capacity is poor. If there is more color paste left in the pattern grid of the plate, if the surface of the printing table has a large viscosity, or the plate layout is loose, or the printing plate is loose, or the printing plate If the lift is too fast, the paste in the mesh will splash on the fabric due to viscoelastic movement of the layout. 2 When printing a wide crossbar pattern, the blade flutters up and down during running on the plate surface, and it is easy to eject a good slurry from the blade edge and fly onto the fabric of the plate. 3 The squeegee runs too fast on the plate surface, and it is prone to splashing when the color paste has a low viscosity.

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