ADHESIVE STRIP - Optional peel and stick adhesive that can be added to act as a closure mechanism for the bag.
BARRIER - Describes the ability for packaging materials to restrict air, water, oils, aroma, or flavors from passing through.
BLEED - Refers to print that extends beyond the finished edge of the bag, and is trimmed off.
EXTRUSION - Melting polymer products then forcing them through a shaped fitting, allowing them to be blown to a specified thickness and size film.
FILM - Raw material that can be made of a variety of different materials, but typically polyethylene. It can be printed, folded, cut, sealed, etc. to create custom flexible packaging options (bags, sheets, etc.)
FLEXIBLE PACKAGING - Describes packaging that is made from a flexible material, such as polyethylene bags.
FLEXOGRAPHIC PRINTING - Printing method that uses flexible rubber plates mounted on a roller to apply ink to film.
GAUGE - Used to describe the thickness of the materials in flexible packaging. Typically measured in mils where each mil is equivalent to 1/1000 of an inch in thickness.
GUSSET - Term used to describe a fold in the materials being used to create a bag. Can be a fold in the sides or at the bottom, each allow the bag to expand when filled with product.
ICE BAGS - Typically, ice bags are wicketed bags that are custom printed with the company's information and logo. Click for more information on wicketed bags.
LAMINATED FILM - Term used to describe the film created when 2 or more layers of film are bonded together. Often a printed layer is laminated together with a clear, protective layer to offer additional barriers and to protect the printed layer from wear.
LDPE - Low Density Polyethylene
STAND-UP POUCH - Bottom gusseted bag designed to stand up when filled with product. Typically this design is used to create a display for retail. Stand-up pouch bags are often created by using Laminated materials. Click for more information on laminated pouch bags.
Flexible Packaging Glossary
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