Food packaging (
Is the component of food commodities, is one of the main engineering in the process of food industry.
it protect food, make food to consumers' hands in leave factory circulation process, prevent biological, chemical and external factors of physical damage,
at the same time to ensure that the food itself in a certain quality of the warranty period.
it can convenience food to eat, and to display the appearance of food, to attract consumer attention, improve commodity value.
as a result, food packing process is an inseparable part of the food manufacturing systems engineering.
but food packing process versatility and it has a relatively independent system of self.
using the plastic packaging food products mainly involves the process of the four industries.
the first industry refers to the plastic resin and film production, the second industry is the flexible and rigid packaging materials processing industry,
the third industry is packaging mechanization production industry, the fourth is the food processing industry.
in the first industry is the use of raw materials such as oil, coal, natural gas, a synthetic polymerization of low molecular compounds, and aggregated into various resin.
the processed into single or multi-layer composite membrane, for food processing factory packaging.