The airtightness of drug packaging is a point of great concern to pharmaceutical companies, which is related to the stability and effectiveness of drugs within the validity period. In general, in order to improve the overall airtightness of the packaging, a gasket is added to the medicinal bottle cap for sealing. So what are the commonly used types of gaskets?
28mm child resistant cap for liquid medicine
Although it is only a small layer of gasket, there is a lot of knowledge inside. The material alone can be divided into PE, PP, high resistance, etc. According to the sealing method, it can also be divided into aluminum foil gasket, pressure sensitive gasket and PS hair gasket. Bubble gasket etc. Among them, the aluminum foil gasket is the most widely used category.
Aluminum foil gaskets are made of pressed aluminum and then made according to different uses, with the advantages of non-toxic and tasteless. In addition, it also has good antibacterial ability. Generally speaking, microorganisms cannot grow on it, which is also an important reason for choosing this gasket for medicinal bottle caps. Its main function is to block the direct contact between the mouth of the bottle and the medicine inside the bottle cap, so as to prevent the situation that the bottle cap cannot completely block the contact between the medicine inside and the outside air, and maintain the stability of the medicine for a long time.
Thanks to its various excellent characteristics, aluminum foil gaskets are not only used in medicinal bottle caps and other packaging, but also widely used in food, beverage, cosmetics and other fields, which can prevent theft, anti-counterfeiting, moisture-proof, and prolong product storage The role of deadlines.
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