Abrasion

Pigment is not ground

Grind pigment

Pigment choice is incorrect

Select different pigments

Solvent is drying too fast causing a dry wipe

Balance solvent blends

Poor chroming of the cylinder

Rechrome cylinder

Cylinder design is inappropriate

Change to proper cylinder design

Blade is not oscillating

Adjust blade

Blade pressure is excessive

Decrease blade pressure

Contaminant is present in the ink

Filter or remake ink

Doctor blade is nicked or warped

Change doctor blade

Doctor blade contact angle is incorrect

Re-set blade to correct angle and pressure