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Application of extrusion blowing process in veterinary vaccine bottle

Apr. 21, 2025

In the grand blueprint of animal health protection, the importance of veterinary vaccine vials as a key part of vaccine storage and transportation cannot be ignored. These seemingly ordinary plastic containers, in fact, carries the important task of protecting the safety of vaccines and ensuring the effectiveness of vaccines. Among them, the extrusion and blowing process, as the mainstream technology for manufacturing veterinary vaccine vials, has injected constant vitality into the production of vaccine vials with its high efficiency and flexibility.


Extrusion blowing process, an advanced technology of extruding molten plastic and blow molding, firstly, the plastic raw material is melted and plasticized in the extruder to form a continuous tubular embryo. During this process, the plastic material is precisely temperature controlled and pressure regulated to ensure the uniformity and stability of the preform. When the preform reaches a predetermined length, it is immediately cut off and placed in a blow mold while still hot, which is then closed and clamped in preparation for the next blowing step.


Application of extrusion blowing process in veterinary vaccine bottle

veterinary vaccine bottle

During the blowing stage, compressed air is precisely blown into the preform through a blowing nozzle, causing it to rapidly expand and adhere to the inner wall of the mold, resulting in a precisely dimensioned veterinary vaccine vial. This process not only ensures that the vaccine vials have a beautiful appearance and precise size, but also ensures good sealing and stability, which provides a strong guarantee for the long-term preservation of vaccines.


The extrusion and blowing process is not only suitable for PE, PP, PVC and other plastic materials, but also occupies an important position in the field of plastic product molding due to its simple and easy-to-operate molding equipment, wide choice of raw materials and other advantages. In addition to veterinary vaccine bottles, this technology is also widely used in the production of balls, toys, automobile fuel tanks and other products, showing its wide applicability and strong vitality.


To summarize, veterinary vaccine vials as the guardian of vaccine safety and effectiveness, the extrusion and blowing process behind the credit can not be ignored. The continuous progress and innovation of this technology not only improves the production efficiency and product quality of vaccine vials, but also contributes to the cause of animal health protection.


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