The four-sided seal consists of four sealing edges, just like two pairs of film seal the bevel together. This is the source of the four-side sealing bag, so let's learn about the characteristics and application scope of the four-side sealing bag!
Four-side sealing bag features:
(1) The product has a good three-dimensional effect. Cube is formed after packaging the product. It can be used for food preservation, recycling, and packaging bag space many times.
(2) A good four-sided envelope design can well prevent cracking, new printing processes, patterns and trademark effects, and designed trademarks or patterns, thus producing anti-counterfeiting effects.
(3) Emphasize the good shelf effect of the product.
(4) The samples are abundant, the hot compress, moisture-proof, vacuum extraction effect is good, the oxygen permeability is low, and the heat sealing performance is high.
(5) It has strong anti-irritation and prevents external lines. It is mainly to prevent static electricity and other better protection products from the external environment and prolong the shelf life.
The main products of four-side sealing bags are:
(1) OPP, CPP, PET, NYLON, ELECTROPLATED ALUMINUM, etc.
(2) OPP, CPE, PP, PE, PP and other blank or multi-color elevator bags and self-adhesive bags;
(3) PE, PP, PO, OPP, CPP and other sizes of express bags, flat pocket accordion bags;
(4) Design and manufacture of PVC tote bags, zipper bags, environmental protection bags and other series.
Scope of application of four-side sealing bag products:
Four-sided sealing bags are mainly used in powdered food, dried fruits, and tea in developing countries such as Central Asia and South Asia. Put the food you want to keep in a bag. Some foods need to exhaust air in order to obtain the functions of hygiene, environmental protection and extension of shelf life. It is widely used in snack food packaging, powder food packaging, food production enterprise packaging, etc.
The appearance of the four-side sealing bag product has a good three-dimensional effect, and the packaging product adopts a cube, which can be used for food preservation, multiple recycling, and better use of packaging space. The unique four-side sealing bag design can effectively prevent bursting, new printing process, emphasizing pattern design and trademark effect, special trademark or pattern design, anti-counterfeiting effect, etc. It can further highlight the high-end and chic shelf effect of the product.
