时间2017-09-01 15:09:00        来源：玖思利 Factory production technology has been greatly improved, since the 20th century, the development of industry, and constantly find new materials, plastic raw materials used by more and more food bag manufacturer, food bag manufacturer got rapid development, the EPP materials become the main raw materials of the packaging, became the mainstream of the present food packaging.
1. Extremely widely, from fresh food to the deli, from grain to meat, from single packing to shipping, from solid food to the liquid food, covering food production, processing and sales of the whole industry chain, has become a part of the food industry itself.
2. There are various kinds of packing, such as pallet class, container class, hose class, woven bag type, single layer plastic film, multi-layer composite film class, etc.
3. The conditions of plastic packaging are different, such as refrigeration, microwave heating, boiling, etc.
4. The inner packing of direct contact with food is the main form of packaging, and the contents of the contents of packaging are extremely diverse.
5. Due to the constant innovation of the material, plastic bag manufacturers currently include the use of material also more and more, but the main or 7 categories, the seven class is the basis of a plastic raw material, and in order to be consumers to facilitate memory, issued a plastic bags said seven number, greatly facilitate people's memory, and choice, the choice of different plastic bags.