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Desired grade of gloss not attainable Ink Problem 1. Wrong ink system. 2. Insufficient ink transfer. Solution 1. Use glossy ink. 2. Double print. Cliche Problem 1. Etching depth too shallow. 2. Wrong screen ruling. 3. Wrong cliche type. Solution 1. Produce new cliche with greater etching depth. 2. Test new cliche with different fineness …

Ink peels/flakes off substrate Ink Problem 1. Wrong ink system. 2. Wrong or no hardener. 3. Wrong/imprecise mixing proportions. Solution 1. Only use ink system suited to substrate according to technical bulletin. 2. Corresponding hardener must be added to two component inks. 3. Weigh proportion of ink to hardener exactly. Cliche Pad Problem 1. Oily …

Motif smeared (smudged) Ink Problem 1. Too thin. 2. Too slow. Solution 1. Use new ink. 2. Use faster thinner. Cliche Problem 1. Etching too deep. 2. Wrong screen ruling. 3. Wrong cliche type. Solution 1. Produce new cliche with shallower etching depth. 2. Test new cliche with different fineness of halftone screen. 3. Use …

Small air bubbles (pinholes) visible Ink Problem 1. Too thick. Solution 1. Add thinner. Cliche Problem 1. Poor etching. Solution 1. Examine cliche with magnifying glass; produce new cliche as needed. Pad Problem 1. Surface damaged. 2. Wrong shape. 3. Too soft. Solution 1. Replace pad. 2. Use more tapered pad shape. 3. Use harder …

Surfaces appear patchy Ink Problem 1. Too thin. 2. Wrong ink system. 3. Transparent ink. Solution 1. Use new ink. 2. Use another pad printing ink. 3. Use opaque ink. Cliche Problem 1. Etching too shallow. 2. Wrong cliche type. 3. Wrong screen ruling. 4. Motif not slanted. 5. Different etching depth. Solution 1. Produce …

Fine lines converge Ink Problem 1. Too thin. 2. Too slow; ink smears. Solution 1. Use new ink. 2. Use faster thinner and/or blow on pad. Cliche Problem 1. Etching too deep. 2. No graduated etching in fine motif. 3. Wrong cliche type. Solution 1. Produce new cliche with shallower etching depth. 2. Only possible …

Screen dots are (not) visible Ink Problem 1. Too thick. 2. Too thin. Solution 1. Thick ink with fast thinner produces visible screen dots. 2. Thin ink with slow thinner (retarder) causes invisible screen dots. Cliche Problem 1. Etching too deep. 2. Wrong screen ruling. 3. Wrong cliche type. Solution 1. Produce new cliche with …

Splotches or spiderweb effect on contours Ink Problem 1. Too thick. 2. Ink build-up on pad. Solution 1. Add thinner. 2. Use faster thinner. Cliche Problem 1. Etching too deep. 2. Wrong screen ruling. Solution 1. Produce new cliche with shallower etching depth. 2. Produce new cliche with fine half-tone screen. Pad Problem 1. Wrong …

Color of ink does not match artwork Ink Problem 1. Too thin. 2. Wrong ink system. 3. Wrong color match (in custom colors). 4.Transparent ink. 5. Shade cannot be mixed. Solution 1. Use new ink. 2. Use pad printing inks. 3. Check proportions or re-mix as needed. 4. Use more opaque ink. 5. In this …

Overprintability in multi color prints Ink Problem 1. Too thick. 2. Too slow. Solution 1. Use new ink. 2. Use faster thinner. Cliche Problem 1. Too deep. 2. Wrong screen ruling. Solution 1. Produce new cliche with shallower etching depth. 2. Test new cliche with different fineness of halftone screen. Pad Problem 1. Rough surface. …