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One part of the design is not correctly positioned with another. Causes:  – Plates not mounted...

Superimposing one colour onto another so that the first down does not lay properly before the next colour...

Parallel thin lines or bands about 1 mm wide, present in solid print areas running in the direction of...

Excessive ink transfer to substrate. Excess colour strength. Causes: – Ink viscosity too high...

The colour is lacking in colour strength and body. Causes: – Excessive reduction in ink viscosity;...

A condition caused by slippage at the moment of impression between the substrate and plate. Slur is characterised...

Unwanted ink trans­fer onto substrate, ink metering system out of adjustment or dam­aged. Causes: –...

Excessive foam present in the printing unit, tray or ink pump unit. Causes: Incorrect solvent balance;...

Irregular edges around a print, often undesirable marks made on the image’s trailing edges, generally...

A print defect where an unwanted image appears, often as a dark line in a light or solid print area....