Method to detect the quality of aluminum foil bag quietly tell you easily!

In our life anytime and anywhere can see the aluminum foil bags, aluminum foil bags has become in our life often supplies, especially the most used in the food packaging industry. Since demand for aluminum foil bags now so big, so these conscience as our maker will pay attention to the quality problem, he then how to test its quality problems? Small make up for you to make a brief introduction of today. 1, the appearance of the aluminium foil bags: take this product, in the natural light and bright, vision in the face. There should be no perforation, foreign bodies, adhesion, composite layer separation, obvious damage, air bubbles, wrinkles, dirt; 2, the size of the aluminum foil bag: qualified steel tape 5 m is used to measure the width and height of the sample, and then measuring the single-layer thickness of the sample by the number of qualified electronic micrometer ( Specification: 0 ~ 25 mm) 。 How in the case of without the use of the instrument measuring firmness of aluminum foil bag? 1, sealed bags can be immersed in water, squash with the hand, and see if there are air bubbles come out! 2, do not use steel ruler seal, round head forcibly sealing side, the edge sealing good, then look into the light bags if there is a phenomenon of pervious to light. Above is part of the detection method of the aluminum foil bag, more problems, please pay attention to our website!
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