Metal Packaging

Print page

Misting

Misting occurs when there is an excessive ink spray (fine droplets) coming from the rollers to the rest of the decorator. It is an inherit part of the can decorating process.

Problem:

Cooling system not efficient. Ink temperature in the duct over 35ºC.

Solution:

Check doctor roller temperature.

______________________________________________________________________

Problem:

Temperature is too high on the line.

Solution:

Ensure chiller is not clogged and check temperature.

______________________________________________________________________

Problem:

High ink film weight.

Solution:

Reduce the ink film weight by closing the fountain.

______________________________________________________________________

Problem:

The ink is too low in viscosity.

Solution:

Remove extra solvent from the formula.

______________________________________________________________________

Problem:

Rollers out of parallel.

Solution:

Check the roller parrallelism.

*The solutions provided from the troubleshooting guide are general in nature, please contact or your sales or technical representative to discuss specific issues.

Information about Sun Chemical

Sun Chemical offers a broad portfolio of inks, coatings, color software and brand color management for metal packaging.

Learn More About Sun Chemical's Metal Deco Solutions