Application Status of Plastic Wine Bottle Cap

In recent years, with the rapid development of the liquor industry and the liquor packaging industry, wine bottle caps have received more and more attention. Bottlecap packaging occupies a very important position in China's liquor packaging industry.

Current situation of all plastic/aluminum plastic wine bottle caps

Although the appearance and structure of wine bottle caps on the market are various. The materials used are mainly aluminum and plastic. The full plastic caps and aluminum plastic combination caps account for the vast majority. Full plastic cap refers to that all parts of the whole bottle cap being made of plastic. Generally including the inner cap, outer cap, inner sleeve, outer coat, inner plug, etc. Some products also have other decorative parts. Aluminum plastic cover refers to the outer sleeve being made of an aluminum cylinder, other parts are made of plastic. At present, different parts of wine bottle covers can be made of plastic, such as the inner stopper, inner cover. The types of plastics used are also very wide, including PE, PP, silica gel, elastomer, etc.

In terms of plastic parts coloring, in addition to the traditional color masterbatch/color powder injection molding, spraying, and light spraying, new paints such as rubber paint, color spraying, vacuum color plating, and other new processes have appeared on the middle and high-end wine bottle caps. With the improvement of mold technology, etching, embossing, and other processes have been used in the production of injection molding. The main performance is that the plastic parts present exquisite patterns with concave and convex feelings on the surface. Use the spatial undulation of three-dimensional bodies to form a concentrated sense of spatial depth and strong visual impact.

From the perspective of the structure of wine bottle cap products, the aluminum plastic anti-theft combined cap derives from the structure of card type popping, tooth type spinning out, thread breaking, and other structures, such as card type spinning out, card type spinning ring, card type lower ring opening, bottle cap destruction, single-layer aluminum cylinder lower ring opening and other structures. Plastic anti-theft covers range from single and double anti-theft covers with a single structure to card-type broken flaps, card-type spinning out, card-type ejecting, card-type broken teeth, card-type tearing, and other product structures.