Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 Testing Heat-Shrink Films in Pharmaceutical TamperEvident Packaging Tamper-evident packaging is commonly applied in protecting and maintaining the integrity of pharmaceutical products. Heat-shrink films are a popular choice for creating such seals, offering a reliable and visually clear indication of tampering. These films shrink tightly around the container and its closure, creating a seal that must be broken to access the product. Securing tamper-evident seals begins with testing the film at its manufacturing stage. Manufacturers subject the heat-shrink film to a battery of tests to ensure it meets stringent quality and performance standards. Shrinkage Testing includes the shrinkage ratio, shrinkage temperature, and shrinkage force. Consistent and predictable shrinkage creates a tight and secure seal. Too little shrinkage may result in a loose seal, while excessive shrinkage could distort the container. Industry standards such as ISO-14616 provide guide to these tests. Once the film reaches the pharmaceutical packaging facility, further tests like seal integrity and opening force are conducted to verify the integrity and effectiveness of the tamperevident seal.
Open the catalog to page 1Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 Labthink C631H Thermal Shrinkage Tester is designed and developed in accordance with ISO 14616 and GB/T 34848, for determination of shrinking force, contracting force and shrinkage ratio of heat shrinkable films. Shrinking force greater than 0.01N can be detected. The use of heat-shrink films in pharmaceutical tamper-evident packaging underscores the industry's commitment to product safety and security. Rigorous testing at every stage, from film manufacturing to final packaging, is vital to ensure that these seals function as intended....
Open the catalog to page 2Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 As the demand for functional packaging materials grows, testing methods are evolving to ensure a more comprehensive evaluation of packaging films. Labthink encourages collaboration with packaging industry companies for quality control! Visit the website www.labthink.com to learn more!
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