How to print a flat screen printing method for a monochrome offset press

When using the 08 machine to print a batch of folios, the prints appeared green (Y100 and C70 superimposed) with false and cloud-like failures. The color sequence used was to print the yellow field first and then the blue plane.

After analysis, it may be caused by too soft rubber blanket lining, so the original lining replaced with 157g/m2 of coated paper, and the ink was replaced with original blue ink and a little bit of kerosene, the boot test, the effect is Improved. However, it was still not ideal, so he tried to print dozens of cyan samples with white paper, and the results were fair and even. It is thus considered that it may be due to improper arrangement of the color sequence. Therefore, after printing, the yellow ink is printed first. The result is that the overprinted green ink is saturated, plain, uniform and cloudless. The effect is very satisfactory.

Therefore, it is recommended that when printing this type of product, colleagues may print the web first and then print it in order to obtain a satisfactory result.