What are the main differences between plastic film and paper in printability?
And many plastic film surface tension, humorous printing after the adhesion strength, the extent of adhesion, and now are generally oily ink, general two-way stretch method of production of films can be directly printed,Such as BOPP, BOPA, BPET and so on,
The main difference is surface tension:Paper is made up of fibers and has a large surface tension. Therefore, whether it is a humorous solvent, water or oil or mixed, it can be printed directly without prior treatment.
Two for some small surface tension films, corona treatment is required and surface tension is increased after printing! To ensure the printing effect.
