Can A Household Vacuum Machine Really Reach A Vacuum? How Long Can The Preservation Time Last?

The vacuum packaging of food we usually see, in fact, it is impossible to reach a complete vacuum Machine, but only a certain degree of degassing and decompression, and can be extended by 3 to 5 times under the same conditions. The household vacuum packaging machine produced by China National Coal Group New Energy Company can generally extend the food preservation time for the food in the food packaging.

For the vacuum packaging of seafood meat, snacks, and grains, it can play the role of anti-mildew, anti-moisture, dust-proof, anti-mite, anti-oxidation, anti-stringing, etc. Under the same conditions, it can extend the fresh-keeping time by 3~5 times.

It is impossible to completely vacuum. It depends on the specifics of the vacuum. Half of the cooked food is placed in the refrigerator after vacuum. Generally, it can be placed for about half a month. The freezing inside the raw meat can be 1-2 years. Therefore, it is necessary to look at the items in detail, and the duration of preservation of different items is also different.