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What are the requirements of vacuum aluminum foil bag?

Author:vacuum aluminum foil bag supplier    Time:14/12/20    Click:
    Vacuum aluminum foil bag, to make oxygen minimum in packaging, should have a large vacuum degree.General requirements indoor vacuum cavity for 10 to 30 torr.For chamber type machine, is 0.15 to 0.3 MPa.Pressure is too small, because of the large chamber, inflatable slow, your;Pressure is too large, the bags might burst.

 Vacuum aluminum
Vacuum aluminum

    General inflatable bag after internal pressure is not greater than 0.12 MPa.The aeration time also depends on the bag volume to bag full for the principle.After vacuum aluminum foil bag vacuum packing machine, aluminum foil bag packing in hard absolutely without oxygen.Within the mensuration, the packing and 1.6% to 2.2% O2.If the packing inside and between 2% and 5% O2, the mold, yeast breeding base in the air.Vacuum time according to the requirements for vacuum degree of products and packaging volume.Determined by way of experiment.Bubble bag.Bubble bag into air mixed gas of the packaging machine must have certain pressure.
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