Hot and cold packaging produced in Japan

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Cold and hot packaging produced in Japan

self heating or self cooling cans produced by Japanese food manufacturers are mainly used for the packaging of coffee, thick soup, rice porridge, noodles, sausage, rice wine and beverages, and have been mass produced and put on the market. This kind of can is made of composite plastic or aluminum, with food or beverage in the upper part and heating or cooling device at the bottom. The heating is realized by inserting water into the main body and the bottom part of the dynamometer (between the bottom and the root) with a small thin iron block and mixing it with quicklime to generate heat; Refrigeration is the chemical reaction between water and ammonium nitrate or ammonium chloride. 86. The measurement accuracy and speed accuracy are within ± 0.5%; Get

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