Ink hanging in the fountain (won't flow)
Medium severitySymptoms
Ductor turns but ink doesn't feed; density drops
Probable causes
- Thixotropic ink at rest (gelled)
- cold ink
- duct blade too closed
The Print Guy · 2026-10-05
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Ink (material) · TPG-054
Skinning in the fountain
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Ink (material) · TPG-057
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Thickened or expired ink (livering)
Gummy, lumpy or gelled ink in the can
Ink (material) · TPG-063
Loss of color strength
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Ink (material) · TPG-064
Ink too long or too short for the press
Long: stringing and misting. Short: poor transfer and distribution