For the field of food packaging, packaging forms are more diverse, but with the development of the packaging industry in recent years, food packaging forms have undergone some changes. Nowadays, the food industry is using more and more cylindrical paper cans packaging, which composite paper can packaging in the field of food packaging accounted for the increasing proportion of the following introduction to the use of composite paper can packaging for food packaging benefits.
As we all know, most food products need to be sealed and preserved, so the sealing of the packaging has strict requirements. The sealing performance of paper can packaging with easy-open lids and easy-tear lids has been developed to a very mature level, and the inner wall of the aluminium foil is now used in the heat sealing process. The inner wall of the aluminium foil is now heat-sealed, which makes the sealing and tightness of the inner wall of the spiral paper cans better, and nowadays the paper can packaging can be filled with water and tested for tightness. So we often see crisps / biscuits / puffs / nuts manufacturers many new products will use paper can packaging.
Paper can packaging can be customised with labels and sizes, offering a diverse range of surface printing. The surface printing of paper can packaging is made of coated paper / silver paper / laser paper printing, coated paper can packaging do a variety of processes such as UV, hot stamping, hot stamping, embossing and so on. Silver paper printing is also able to make the product packaging more upscale, coated paper surface can also have a variety of treatments such as over the glossy glue, over the oil, over the matte glue, frosted and so on. The variety of surface printing can make the product more beautiful and high-grade.
Paper can packaging is well insulated. Paper cans packaging insulation effect is a lot of packaging there is no way to achieve, first of all, the paper does not transfer heat, the thickness of the paper cans are thicker than the usual single-layer cardboard boxes, so as to better achieve the effect of heat insulation. General paper cans our thickness will remain at 1.2-1.8mm or so, like our common chicken powder / green tea powder / matcha tea powder if packaged in paper cans for the shelf life of the product will have a better guarantee.
In addition, paper can packaging has many other advantages, such as environmental protection, choice of diversity, etc. If you want to know more, please feel free to contact us!