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How to test for a qualified food vacuum bag?

by：Kolysen 2021-01-14

first merchants chose vacuum bags for packing food because it combines the traditional glass, tin box packaging such as antioxidant, vacuum preservation constant qualitative characteristics, also has its own unique characteristics, carrying, transportation is convenient, can be as high as 120 degrees after packaging products directly on the sterilization process.

in the process of purchasing should be how to ensure the order of vacuum packaging is qualified and high requirements for the quality of it? Here is to bring you the opinion and introduction:

1, before use, first to see is the appearance, a qualified vacuum bag with bright surface, the printing color can't blare strict requirements; Strictly observe the product appearance whether there is any breakage, scratch marks, these situation will cause the packing leakage;

2, can by hand, qualified products can be easily torn, some timely slit is torn part only, not the whole separation;

3, first take several vacuum packing to do experiments, can put the inside it into water or other solution, then the seal and have the weight of the object in the above test his tolerance and explosion-proof tear degree, good vacuum bags an adult standing on top on pressure is no problem;

4, nose to smell, good product there is no taste at all, usually use inferior raw materials or unqualified, not environmental protection composite volume and ink vacuum bag is made of a strong pungent odor;

the above is what we are today to introduce several simple method to test the vacuum bags are qualified, and shortage of place will update in time, please pay close attention to us at any time.