Vacuum packaging is to pack the goods into an air-tight container, vacuum pump system before sealing the container, so that there is no air in the sealed container. Vacuum packaging is also called vacuum packaging or exhaust packaging. This kind of packing can prevent the outside water vapor from entering the packing container, also can avoid the moisture air in the sealed moisture-proof packing, and dew when the temperature drops. Vacuum packaging should be used to prevent excessive vacuum.
Common grains and processed commodities can be packed in vacuum. Vacuum packaging can not only prevent or reduce the oxidation, discoloration and taste of grains, but also inhibit the growth of certain molds and bacteria.piston-vacuum-pump-application
At present, food, oil and other processing and preservation are still in a basic low-grade, extensive state, and China's refrigeration conditions can not be compared with the United States, Japan and other prosperous countries, thus forming a large number of agricultural products and resource consumption. Vacuum packaging can maintain the quality and nutritional components of grain products.vacuum-pump-maintenance-knowledge
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