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How to test the plastic bag quality problems in our life?

by：Kolysen 2020-11-23

Plastic bag use frequency is very high in our daily life, the streets are also can see it, now, so to speak, is inseparable with our life, can be in circulation of the plastic bag, the quality of worrying, there are some unlicensed operation of small workshops, small plants, with unqualified material to produce plastic bag, circulate on the market, shoddy, deceive consumers, the quality problem that how to test the plastic bag? By below small make up for your explanation: in the life the way to test plastic bag: a bag, sound detection will open the bag is full of gas in the air, on one side. Tighten the bag mouth slowly form a balloon. Twist the bag after sitting under bottom flap bag listen to the sound, good quality bag will be issued a thumping sound. Second, the tensile testing holding out the mouth, pulling mouth, see its bag extensibility and probably pull handle, according to the actual usage, can judge about plastic bag tolerance. Three, fight against detection will be hands into the bottom of the bag until, and constantly open hit on both sides of the bag, observe whether under certain stress bag lined with cracks, etc. Too big, of course, the strength of the bag will burst, so testing efforts to comply with the bag in the actual use of the environment. Through the simple several methods to test, to ensure the security of the plastic bag and firm, avoid rupture in use process.