There’s a science behind your choice of ink. Different flexo printing inks are crafted to work best with varying image carriers and substrates.
There are a few considerations that go into this:
One of the most important of these is surface tension. Inks naturally want to flow to the higher dyne level. Proper surface tension configuration allows the most ink possible to be transferred to the substrate and ensures a full and even wet out.
Other considerations include:
Choice of substrate is also one of the main factors in ink selection.
Substrates can include: