PVC heat shrink bottle caps are an efficient, economical, and aesthetically pleasing anti-counterfeiting packaging solution, which can be explained in detail from the following three dimensions: (1)（2）
1.Why is PVC heat-shrinkable bottle caps called "high efficiency"?
The term "high efficiency" primarily reflects in the production process and the packaging application stages.
Efficient production process: The manufacturing technology for PVC heat-shrink film is well-established, enabling highly automated and continuous large-scale production from extrusion, printing, to slitting and bagging, with extremely fast output speeds.
Online Application Efficiency: On the filling production line, the capping process is extremely simple (a robotic arm or manual operation can directly apply the cap), and the subsequent heat-shrink process is also very fast (typically taking just a few seconds via a hot air channel). It perfectly matches the rhythm of high-speed filling lines, with almost no impact on the overall production speed.
Anti-counterfeiting Effectiveness and Efficiency: The anti-counterfeiting function is achieved "instantly" and "automatically." Once passed through the heat-shrink oven, the bottle cap immediately shrinks and locks the bottle neck, forming the anti-counterfeiting state without requiring additional activation steps.
2. Why is it called "economy"?
"Economy" refers to low comprehensive costs and high cost performance.
Low material cost: PVC resin is a widely used and relatively inexpensive plastic raw material.
Low processing cost: Mature technology implies reduced processing waste and energy consumption.
Low Anti-Counterfeiting Cost: Compared to other anti-counterfeiting technologies (such as laser holographic labels, chip RFID, and special inks), the anti-counterfeiting method of PVC heat-shrinkable caps is extremely simple—it achieves security through the destruction of physical structure. The principle of "destructive opening" itself does not require expensive technical carriers, reducing the single-unit anti-counterfeiting cost to a very low level.
Packaging Cost Optimization: It can sometimes simplify the structure of the bottle cap itself (e.g., pairing with ordinary screw caps and using heat-shrink caps as an outer anti-counterfeit sleeve), thereby reducing the complexity and cost of the inner cap.
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