Blistering/Offset

Problem:

Web temperature is excessive.

Solution:

Decrease web temperature.

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Problem:

Solvent selection is poor.

Solution:

Change solvent blend.

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Problem:

Cylinder is too deep.

Solution:

Re-etch or replace cylinder.

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Problem:

Ink/lacquer is drying too slowly.

Solution:

Add faster drying solvent. For aqueous inks, check and adjust pH.