9/17/2024

Comprehensive Testing Solution for Non-PVC Infusion Bags



The increasing use of non-PVC multi-layer coextruded film infusion bags in healthcare sector necessitates rigorous quality control to ensure the safety and efficacy of medications. One critical aspect of quality assurance is the testing of these bags' sealing performance.



Heat Sealing Strength Testing

The heat sealing strength of a non-PVC infusion bag is a crucial indicator of its integrity. A poorly sealed bag can lead to leakage, contamination, and loss of medication. This test ensures that the sealed edge is strong enough to withstand the pressure of the infused liquid and prevent leakage during handling and storage. To assess this property, Labthink Auto Tensile Testers can be employed.


Labthink C610M Auto Tensile Tester is professionally applicable to measurement of tensile, peeling, deformation, tearing, heat sealing, adhesive, puncture force, opening force, pulling force and low speed unwrapping force as well as other properties of plastic films, composite materials, soft package materials, plastic flexible tube, adhesives, adhesive tapes, label stickers, medical plasters, release paper, protective films, combined caps, aluminum foils, diaphragms, back sheets, non-woven fabrics, rubber and paper, etc.

Leak and Seal Strength Testing

This test is vital to prevent the loss of medication and potential contamination. It ensures that the bag can withstand the pressure of the infused liquid without compromising its integrity. To verify the absence of leaks in an infusion bag, Labthink Leak and Seal Strength Tester is utilized.


Labthink C660B Leak and Seal Strength Tester is professionally designed for the leakage tests of packages for food, drugs, medical instruments, household chemical products, cars, electronic components, stationeries and other industrial products. The instrument also can be used to test seal performance of specimens after falling and compression tests

Burst Test

In addition to leak and seal strength testing, burst tests on infusion bags is also important. This test determines the maximum pressure the bag can withstand before bursting, ensuring its durability and safety during handling and transportation.


Labthink C660M Leak and Seal Strength Tester is professionally applicable to quantitative determination of seal strength, seal quality, burst pressure, seal integrity, compression resistance, torsion force and joint/disengaging force of various flexible packages, aseptic packages, plastic tamper-evident closures, flexible tubes, caps and other materials.

Testing the heat sealing performance, leak and seal strength, and burst resistance of non-PVC infusion bags is essential for ensuring their quality and safety. By employing specialized testing instruments, healthcare providers and manufacturers can maintain high standards and protect the integrity of medications.

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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