What is a Crimp Seal?

A crimp seal comprises a plastic cap, a rubber stopper, and an aluminum or plastic seal. The rubber stopper is inserted into the vial and acts as a barrier between the content and the external environment.

 

Crimp seals are widely used in the pharmaceutical industry to seal vials containing vaccines, medications, and biologics. A crimp seal is a type of sealing mechanism that uses a combination of pressure and deformation to seal a vial tightly. There are different types of crimp seals, including aluminum flip off seals and aluminum caps, but they all share similar structural features.

 

What Is a Crimp Seal?

 

Crimp seals, which are produced at controlled conditions of jaw design, temperature, pressure, and dwell, are measured in terms of force required to open the seam. The following properties are calculated and reported. Crimp seal strength is the maximum force to peel open a seal made at specified conditions.

 

Structure of a Crimp Seal

 

A crimp seal comprises a plastic cap, a rubber stopper, and an aluminum or plastic seal. The rubber stopper is inserted into the vial and acts as a barrier between the content and the external environment. The cap is placed on the rubber stopper and secures it in place. Finally, the crimp seal is placed over the cap and crimped onto the vial using a specialized tool. The crimping process deforms the seal and applies pressure onto the cap and the stopper, creating a tight seal.

 

 

Types of Crimp Seals

 

As mentioned earlier, there are different types of crimp seals. The most common ones are aluminum flip off seals and aluminum caps. Aluminum flip off seals have a plastic cap that can be flipped open using a finger. They are used for multiple-dose medications, where the cap is opened and closed multiple times.

 

Aluminum caps, on the other hand, do not have a plastic cap and are used for single-dose medications. They are crimped directly onto the rubber stopper.

 

Advantages of Crimp Seals

 

Crimp seals have several advantages over other types of sealing mechanisms. Firstly, they create a tight seal that prevents contamination and evaporation. The crimping process applies pressure onto the cap and the stopper, ensuring that they are tightly sealed. Secondly, crimp seals are easy to use and require minimal training. Finally, they are cost-effective, as they use simple materials such as plastic, rubber, and aluminum.

 

Conclusion

 

In conclusion, crimp seals are widely used in the pharmaceutical industry to seal vials containing vaccines, medications, and biologics. They are a type of sealing mechanism that uses a combination of pressure and deformation to seal a vial tightly. There are different types of crimp seals, including aluminum flip off seals and aluminum caps, but they all share similar structural features. Crimp seals have several advantages over other types of sealing mechanisms, including creating a tight seal, being easy to use, and cost-effectiveness.

 

If you are interested in purchasing crimp seals for your pharmaceutical needs, contact us for more information. As a reliable supplier of pharmaceutical packaging, we offer a wide range of crimp seals to meet your specific needs.

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