Foreign matter in the ink.
Filter the ink.
______________________________________________________________________
Dried ink skin is in the system.
Filter the ink. Keep a lid on the ink container.
______________________________________________________________________
Pattern changes with oscillation.
Check for foreign substance under the blade. Clean blade and filter the ink.
______________________________________________________________________
Doctor blade is nicked.
Lightly polish to remove burr. If streaks oscillate, change the doctor blade.
*The solutions provided from the troubleshooting guide are general in nature, please contact your sales or technical representative to discuss specific issues.
Sun Chemical offers a broad portfolio of inks, coatings, color software and brand color management for gravure printing.
Learn About Sun Chemical's Printing Solutions for Gravure