Sophia@kolysen.com
1。 To understand the characteristics of the food itself and determine its protection conditions required by the food plastic bags before should first understand the main ingredient in food survey, characteristics and processing and circulation may occur in the process of intrinsic reaction, including abiotic biochemical reactions and biological corruption within metamorphic reaction mechanism, secondly should study affect the main ingredient in food, especially fat, protein, vitamins and other nutrients of sensitive factors, including light, oxygen, temperature, microbes, the influence factors of physical, mechanical, etc. Only mastered the biological factors of packaged food, determine its protection requirement, can choose packaging materials, packaging process correctly.
2。 Study and master of packaging materials packaging performance, application scope and conditions there are many different kinds of packaging materials and different performance, therefore, only by understanding the packaging performance, a variety of packaging materials and containers can be according to the requirements of the packaging food protection choice both can protect the food flavor and quality, and can reflect the value of goods, and make comprehensive reasonable packaging materials packaging costs. High temperature sterilization, for example, food should choose high temperature resistant packaging materials, and low temperature frozen food should choose good low temperature resistance material packaging. 【 Packaging printing 】
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