Glass screen printing is the use of screen printing plates, glass is used to talk about decorative printing on glass products,glass glaze is also called glass ink,glass printing material,which is made by mixing and mixing of coloring materials and binders Paste printing.
For glass printing,the printing surface should be flat and uniform,mainly using polyester mesh. polyester mesh can meet the requirements of glass printing regardless of printing precision,printing resistance,acid and alkali resistance and organic solvent resistance.In terms of the color of the screen, there are two main types on the market:one is a white screen, and the other is a yellow screen.The wh -ite polyester mesh reflects and scatters light during the exposure process,and the ultraviolet light is dip-reflected to the image.The edge exposes the photosensitive film.For fine line and tone pattern printing on glass,the surface of the glass is non-screen printed.
Screen printing absorbs the surface,and the material is transparent.It is better to use a white screen for plate making.After printing,the edges of the lines are serrated,and the resolution of the tone image.
