Recently, Finland developed Enso-harr, a new food packaging material. It is favored by the packaging industry.

According to reports, this is a kind of cardboard with a new type of protective coating, which has more advantages than conventional plastic protective coatings. The protective coating is only 3 layers (4 layers for conventional use), can retain the color and fragrance of food, and can achieve asepsis. Packaging requirements. The cardboard can be ideally aseptic packaging material, used in fluid and solid food packaging, can greatly extend the shelf life and sales cycle of food.