Ink accumulation, ink mixing, and ink flow problems1

Ink accumulation problem
Phenomenon:
Laminar imprint with color ink under white ink.
White ink may occur in serious cases Flowing ink

Possible causes in order:
① Ink settling The ink has settled in the bottle
② Membrane moisture

③ Adjusting the curve, Membrane and used Poor white ink compatibility

Phenomenon:
The color ink runs to the middle or above the white ink, Visual white ink coverage is more Poor, there are transparent color points.
In severe cases, color ink and white ink may flow at the same time

Possible causes in order:
① A certain color ink is not compatible with white ink
② The film is not compatible with a certain color ink or white ink

nk flow problem (divided into white ink flow, color and white flow)

Phenomenon:
The ink flows like water
White ink flow, only white ink has this situation
Color and white co-flow means that color ink and white ink occur at the same time. The possible reasons for this situation are in order:
(1) For color and white co-current
① A certain color ink is not compatible with white ink
② The film is not compatible with a certain color ink or white ink

(2) For white ink flow ink
① Ink settlement---printing every other day; The ink has settled in the bottle
② The membrane is damp

③ The film has poor compatibility with the white ink used