Those you don't know knowledge of vacuum packing bag

Vacuum packaging technology originated in the 1940 s, since the 50 s plastic film successfully applied in commodity packaging, vacuum packaging technology has been rapid development. Packaging level to a certain extent, reflects a national science and technology level and the degree of the rich. Vacuum packaging technology research and application in our country is still in its infancy. A, 1962, Ordal opaque oxygen membrane can inhibit the growth of pathogenic microorganisms, fresh meat packaging can prolong the shelf life. Second, Baltzer think vacuum bags of fresh meat are aerobic packaging of fresh meat the shelf life of long reasons: ( 1) Under the condition of anaerobic microbe total number increases slowly; ( 2) Decay and mucus reduce; ( 3) After storage, vacuum packaging bags eventually the number of microorganisms within less than aerobic packaging. This shows that it will not be in the air film vacuum bags for packing fresh meat, after the oxygen into carbon dioxide, oxygen air membrane can cut off the outside world no longer into the packaging, so the vacuum packing bag can prolong the shelf life of fresh meat. 3, 1970, Pierson, created a vacuum was proposed to select the kinds of microorganism and level & other; Ecosystem & throughout; 。 SCOPA company in 1974 for the first time application MAP ( ModifiedAtmospherePackage, is a kind of vacuum first, then into a certain proportion of mixed gas packaging) Meat packing. Four, Pesis (such as 1986). Put forward the vacuum packing is the best method of preservation of persimmon fruit quality and hardness. Thus, fresh-keeping technology for the development and popularity of the increasingly attention by producers, operators and consumers. Vacuum packaging is used widely, such as meat, eggs, chicken feet, grains, electronics, nuts, food, etc. Our company can provide free design, all kinds of bag type can let you to choose. First order don't know if it's specifications, can the login page to call home phone contact staff, we will serve you wholeheartedly.