Gói niêm phong lạnhisacomplexpackage.
Thesetwofilmsarethenlaminatedtogethertop productionasingleinseposystemweb.Fromthere, thecoldsealisappliedontheinsidesurfaceofthewebinapatternregistered / alignwiththegraphicsontheoutsideoftheweb.
Easyenough, butselectingtherighttwofilmsfromthebeginningishighlyimportant.Boththefilmandthecoldsealmustbecomp tương thích.Ngoài ra, youruntheriskofnotbeingabletounwindrollsatthetimeofpackaging.Thisisknownasblocking.Athersriskdsealsoincompatibilitybetweencoldsealandfilm tương thích
