Cigarette Paper Boxes Check Items Before And During Offset Printing

Cigarette paper boxes Check items before and during offset printing

Before starting printing, check the products to be printed. Check items before plain printing and in the printing process:

① Whether the picture is set (be sure to use a magnifying glass to check);

(2) Whether the front and back sides, cross lines and page numbers are on (check blue paper or sample book clearly);

(3) Whether the layout is clean (dirty point removal);

(4) Whether the front gauge and pull gauge are in place (do a good pull gauge line, and extend the crosshair on both sides to the position of the paper edge);

(5) the amount of each ink color is standard (the color draft and sample paper for comparison, must use a densitometer carefully for comparison);

⑥ Whether the back is dirty or drag flowers;

⑦ Paper and printing number confirmation;

⑧ whether there is powder spraying on paper (pay attention to the blockage of the powder machine pipe, printing large ink printing parts, to clean up the powder nozzle, explosion-proof powder);

⑨ Stir the ink hopper (the ink crust is one of the important factors leading to the printing sheet with ink skin);

⑩ To keep the ink stable, we must control the layout of water at a minimum, usually the faster the speed, the water must be appropriate to increase, printing positive and negative, due to powder, more attention to the printing of dirty.