Doctor blade is scratched or nicked.
If streaks oscillate, change doctor blade.
______________________________________________________________________
Cylinder surface is nicked.
Lightly polish or replace cylinder.
______________________________________________________________________
Pattern changes with oscillation.
Check for foreign substance under the blade. Clean blade and filter the ink.
______________________________________________________________________
Cylinder has chrome deposits or high spots.
Lightly polish cylinder to remove burr.
*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