• Categories:Industry News
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• Time of issue:2022-11-23
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[概述]In fact, most canned foods are non additive, let alone added preservatives. Only a few canned foods will be added with standard range preservatives due to process limitations and other factors, which are not harmful to the human body. Generally speaking, when making canned food, it is necessary to pre-treat its raw materials. Next, a series of processes including canning, venting, sealing, sterilization, cooling, insulation inspection, packaging, etc. are completed. This is the manufacturing process and process of canned food, and it is precisely this special manufacturing technique that ensures the "no additives" of canned food.
In addition, canned food is mainly pasteurized and completed after canning. Generally speaking, pasteurization can kill the vast majority of microorganisms in food. At the same time, the packaging of canned food is also very meticulous, with the use of tinplate and other materials to ensure its good sealing. This also prevents food from producing microorganisms again. Therefore, canned food can still guarantee a long shelf life even without the addition of preservatives.