KC Printing Machine (Group) Limited
Guides of Exposure
1) Wire cloth and stain mesh shielding is strong, therefore, the desired exposure time to be longer. Rough wire mesh and fine wire mesh to the long exposure time required.
2) is preferably a vacuum state in order to ensure the sharpness of the halftone pattern and the sawtooth and biting teeth phenomenon, let halftone to ensure full contact of the backsheet and the photosensitive layer should be remembered that the exposure to dyeing mesh time longer.
3) in the use of the tunable light source (position adjustable), In order to ensure uniform and reduce the biting teeth phenomenon, the halftone exposure distance is preferably 1.5 times the diagonal of the pattern by the sun or the diagonal length of the halftone 1.5 degrees.
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