Many people worry that the sealing performance of pet plastic bottle caps will be terrible. If the goods are damaged during transportation, it will not be good. They have to admit that this is a problem. Various manufacturers have also carried out a series of these problems. Testing makes consumers
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Hengmao plastic preforms are processed by injection molding. Under certain temperature and pressure conditions, the plastic raw materials are filled into the cavity mold of the mold. The semi-finished product of the intermediate is then processed into the final plastic preform product by blow moldin
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In the testing standard ofPET plastic bottlecaps, there are clear requirements for the sealing performance testing of bottle caps. According to the different uses of bottle caps, there are different regulations for the measurement methods of non-air caps and air caps. If there is no air cap, cut off
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