Aluminum foil coffee bags have excellent barrier properties and can effectively prevent coffee beans from coming into contact with light and air, thereby preventing the aroma of coffee beans from being released and oxidized. This type of packaging bag is usually made of aluminum-plastic composite material, which has good water and oxygen isolation functions and can effectively protect the freshness and quality of coffee beans. It has the following advantages:
(1)High flatness, bright printing colors, can be equipped with zipper, partial matte, hot stamping and other special processes. The design, new printing process, highlight the pattern design and trademark effect, can design special trademarks or patterns, play a good anti-counterfeiting effect. It can also highlight the product quality and unique shelf effect.
(2) The product edge adopts an easy-tear design, which is convenient for bag opening and use. The package can be torn open directly along the tear without using scissors or other tools, which greatly improves the convenience of use.
(3) The opening is designed with a self-sealing strip, which is more airtight and can better preserve food.
(4) The bottom of the product adopts a self-supporting design, which is more three-dimensional and makes the packaging look more beautiful.