Why do aluminum foil bags leak?

Generally speaking, the main aluminum bag is in order to extend the shelf life of product, but the aluminum foil bag leakage is a very headache problem, let's together to have a look at why the aluminum foil bag leakage. Cause of aluminum foil bag leakage 1, aluminum foil bags of irregular shape, are susceptible to damage of the outside world things. The cause of aluminum foil bag leak 2, quality is uneven, uneven thickness, makes the aluminum foil bags are highly susceptible to damage and cause leakage. The cause of aluminum foil bag leak 3, in the vacuum suction, cause excessive extraction time is too long, cause damage to the aluminum foil bag. The cause of aluminum foil bag leak 4, protruding parts of the aluminum foil bag because of improper tensile, holes, cause air leakage. The cause of aluminum foil bag leakage, in the course of carriage, aluminum foil bag extrusion folding is too long, cause air leakage. The above is the main cause of the aluminum foil bag leakage.