Color & Comfort Color & Comfort

Pinholes

Pinholes

Pinholes

Anilox worn

Replace or mechanically clean

Dried ink, dirt or rust is on impression cylinder

Check and clean cylinder/drum

Impression between plate and substrate is too low

ncrease plate impression and check print appearance.

Ink is drying too fast

Add slower drying solvents

Sticky-back tape is too soft

Use hard tape for solid print areas when possible.

Substrate is poor or marginally treated

Check and adjust treatment levelor change stocks

Surface of substrate has holes

Check substrate and reduce ink viscosity for better wetting. Consult your substrate supplier.

Surface tension of ink is not low enough to properly flow out on substrate(seen mostly in aqueous inks)

Reduce surface tension of inks by adding wetting agents.

Use of defoamer in water inks is excessive

Add fresh ink or check formula and reformulate ink

For more information, please contact us.

Meta Title Flexo Printing Pinholes Problems & Solutions - DIC India Meta Description Flexo Printing Pinholes Problems & Solutions from India’s Leading Ink supplier & manufacturer of printing & Packaging inks – DIC India.

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