Plastic flexible packaging in actual use, due to the items in the packaging form and physical differences, on the protection performance requirements are different, so use a packaging material hardly achieve the requirement.Such as some bags need resistance to cooking and some bags need bearing, and some need air, air resistance, the resistance properties, such as oxygen.
This will need to use a variety of plastic film combined with special functions to complement its functionality.Through a variety of packaging materials packaging, can be a variety of packaging requirements.
What are common composite plastic film:
1, Transparent, color, black and white or color printing plastic composite film packaging.
2, Plating aluminum plastic composite film packaging, such as our common plating aluminum bag.
3, Metal aluminum foil composite plastic film packaging, such as we usually say that the aluminum foil bag.
4, Composite plastic film, paper packaging, such as kraft paper bags we make.
5, Paper/aluminum composite plastic film packaging, etc