How to choose bag type and material for composite flexible packaging
Release time: 14:34:21, July 3, 2020 reading volume: 1276 times
In recent years, two kinds of composite materials have been widely used in flexible packaging.
At present, there are many types of flexible packaging in the market. How to choose a suitable packaging?
Determine the package shape: determine the appropriate bag shape size according to the packaging products. At present, the commonly used bag shapes include three side seal, middle seal (back seal) and self-supporting bag , zipper bag Four sides seal Octagon seal bag , shaped, suction nozzle bag Etc.
② Determine the materials to be used: determine our materials according to the conditions we use. At present, the common use conditions are: ordinary, boiled, high temperature, etc.
③ Determine the thickness of the bag: determine the thickness of the bag according to the use conditions of the product and the characteristics of the packaging materials 6~20 Silk, etc. In recent years, two kinds of composite materials have been widely used in flexible packaging.
At present, there are many types of soft bags, which can be divided into the following categories according to the use temperature: ① Ordinary process, room temperature packaging, suitable for most packaging. ② Boiling process, room temperature packaging, after packaging can use boiling heating. ③ High temperature process, often hot filling, after packaging can be boiled heating, also can be high temperature cooking heating.
At present, common composite materials are as follows: PET Plastic, kraft paper, white paper, aluminum foil, nylon and other composite materials can meet most of the current market demand.