Ten spots The performance is as follows: There are small holes on the surface of the printed pattern. Normal align=center> Reason Normal align=center> Solution Normal > 1 defoamer overdosed Normal > 1 note the amount added Normal > 2 ink printing ink layer is too thin Normal > 2 Adjust ink usage and transfer rate Normal > 3 ink viscosity is too low Normal > 3 Adjust ink viscosity Normal > 4 paper fiber is too rough Normal > 4 Select calendered surface paper Bird Control,Bird Spikes,Bird Traps,Live Bird Traps Hebei Liebang Metal Products Co.,Ltd , https://www.liebangtraptool.com