Screen Printing In Easy To Overlook A Few Problems

Plate burning, should first check the photographic film unit surface and the surface

of the glass plate burning units have dirty or dust is best to wipe clean with a cotton dipped in alcohol before work. The surface of silver halide film has attached to positive film Kitt shiny side is negative. Printing down, should the membrane surface and the film version of the emulsion surface dense network of fit, leaving lines exposed seams. Photographic exposure time should be based on the type of thorns, photosensitive film coating thickness and actual extent of the black sun image and printing request. Photographic film coated with thicker layers, you need a longer exposure time corresponding to complete solidification film version. If the sun image on the real extent of graphic black enough, namely a gray instead of black, it should shorten the exposure time, with a corresponding extension of development time, so that part is not completely transparent photographic illustrations.

Screen Printing In Easy To Overlook A Few Problems

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