The use of food packaging bags is very high in everyone's life. The quality of food packaging bags can directly affect people's health. Therefore, food packaging bags must meet certain practical requirements in order to obtain a wider range of uses. So, what practical requirements should the food packaging bag meet?
1. Increase the variety of convenient foods
It is convenient for consumers to have convenient foods. It has a local flavor. It can only be circulated after being packaged. It enables local famous foods to communicate and increase people's daily food types.Moreover, fresh foods, such as quick-frozen dumplings, packaged meals and preservation techniques, can be easily eaten by people.
2, packaged food is convenient for circulation
Some packages are containers for food circulation. Such as bottled wine, beverages, canned food, field-packed milk powder, etc., these packaging bottles, cans and bags are not only packaging containers, but also the transfer and sale of food. It brings great convenience to food circulation.
3, to prevent food contamination, convenient cooking food, using special packaging technology
When the food is in circulation, it must be in contact with the container and the human hand, and the food is easily contaminated. The packaged food can avoid this phenomenon and is beneficial to the health of the consumer.
4. Protecting the appearance quality of foods to produce certain economic benefits
Foods are transported, handled, transported and stored throughout the circulation process, which may cause damage to the appearance quality of food. After the food is packaged inside and outside, the food can be well protected from damage.
5. Promote the rationality and planning of food circulation
Some fresh foods are prone to spoilage and are difficult to transport at a distance. For example, fruits and aquatic products, such as canned food, can reduce waste, reduce transportation costs, and promote the rationality and planning of food circulation. .
6, protect the original quality of food, extend the shelf life of food
The quality of food changes and deteriorates throughout the circulation. The food itself has certain nutrients and moisture, which is the basic condition for the production and reproduction of bacteria, mildew, yeast, etc. When the temperature of food preservation is suitable for their reproduction, the food is spoiled and deteriorated. If the food is aseptically packaged or packaged for high temperature sterilization, refrigeration, etc., it will prevent food spoilage and prolong the shelf life of the food.