Metal packaging material is one of the traditional packaging materials, with high barrier, high temperature resistance, easy recycling, etc. It has been used in food packaging for nearly 200 years. Metal packaging containers can be divided into two categories, one is non-coated metal. One type is coated metal. The safety problem of uncoated metal packaging containers is mainly the dissolution of toxic and harmful heavy metals. This article will introduce you to Nantong garment packaging materials manufacturers.
The effect of packaging materials on the weight loss rate of winter jujube during low temperature storage. The use of packaging materials significantly reduces the weight loss rate of winter jujube. During the storage period of winter jujube, the change trend of weight loss rate is the same. After the use of the packaging materials, the weight loss rate of the winter jujube is lower than that of the bare jujube fruit, which reduces the transpiration of the water, and obviously causes the weight loss rate of the fruit to decrease.
The metal materials used in current food packaging include iron, aluminum, stainless steel, and the like. The packaging material can use metal. Because the metal has better ductility, it is more convenient to process. The outer packaging formed by metal has better protection for the food inside, and the metal is easy to be packaged and thus can be promoted.
Packaging should be easy to reuse (Reus or easy to recycle (Recycl) through repeated use, or through recycling of waste, production of recycled products, incineration using heat, composting to improve soil, etc., to achieve the purpose of recycling does not pollute the environment And make full use of resources.
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