Personalized digital printing three-side seal bag

December 22, 2022

Feynman yltpacking.com

Plastic packaging bags, including three-side seal bags, back seal bags, four-side seal bags, and other different styles, are simply understood as three-side seal bags, which are used to seal three sides of the bag and fill items from the top seal. The four side seal bag is the perfect product after going through the production line, while the back seal bag is to seal the plastic packaging from the middle. 11. Back seal bag, also known as middle seal bag, is a bag that simply seals the back edge of the bag body. Back seal bags are used in a wide range of applications, such as candy, instant noodles in bags, and dairy products in bags.The packaging of rice is becoming more and more simple now, and there are various packaging forms. Many rice bags are getting smaller and more and more material in the bag. We usually use big bags and small vacuum bags. The use of vacuum bags for rice packaging is also an ongoing practice and development, which culminates in the vacuum bags being placed in back-sealed bags for packaging rice.On the one hand, using a bottom-sealed bag to pack rice can ensure the quality of the rice and prevent the rice from getting wet. On the other hand, the back seal bag is not only small and convenient, but also elegant in appearance, which is convenient for customers to buy and carry. The weight of rice packed in a bag with a bottom seal is usually6kg or8kg, the sealed bag is the perfect size for carrying.The back-sealing packaging bag can be used as a food bag, mainly used for product packaging, storage of food, medicine, cosmetics, frozen food, stamp products, etc. Waterproof, moisture-proof, waterproof, insect-proof, prevent items from falling, reusable, one click to seal tightly, non-toxic, odorless, flexible and easy to seal. 2.Three-side seal bags, the introduction of three-side seal bags, have been introduced a lot. Here, we just do a simple comparison. Three-sided sealed bags have the best airtightness, the way vacuum bags usually have to be manufactured.In many cases, three-side sealed bags require vacuum packaging. The reasons for this are also varied. Sometimes it’s to keep the food from spoiling, sometimes it’s to extend the shelf life. Vacuum packaging is also often called decompression packaging, which mainly means that all the air in the bag is pumped out and then sealed so that the bag is always under a high degree of decompression.In addition, the use of three-side seal bag material has low loss. The machine adopts prefabricated packaging bags with perfect patterns and good sealing quality, which improves the product grade. The three-side sealed bag has excellent sealing performance, high barrier degree, ultra-low oxygen permeability and humidity, moisture-proof, anti-fouling, radiation-proof, corrosion-resistant, strong mechanical properties, bright and practical appearance, non-toxic and tasteless, in line with national standards.

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