Burst Strength Package Integrity Testing: What Is It?

Written by Dr. Bhargav Raval | Updated: September 24, 2025

Burst Strength Package Integrity Testing: What Is It?

Written by Dr. Bhargav Raval |  Updated: September 24, 2025

Pressure differences could occur during procedures like transportation or sterilizing. Shipping products by plane or crossing high mountain peaks are two instances of pressure differentials.

We understand the significance of bubble strength package testing because our lab is ISTA and ISO 17025 certified. It can be challenging to meet the requirements for bubble strength. We are aware of the difficulties and help businesses through them. Keystone assures you that all of your demands will be satisfied.

See why so many manufacturers rely on Keystone Compliance for your integrity test requirements by requesting a quote.

What Justifies Burst Strength Package Testing?

The cost of poor packaging can be high. As a result, there are more return shipments, product repairs, and reputational damage. When a package is delivered to the end user, adequate package integrity will be ensured through burst strength testing.

This test is typically applied to the packaging of medical devices. Burst strength testing, however, is frequently employed in other sectors, including the pharmaceutical, biotechnology, and food packaging industries. Burst strength package testing ensures that goods are preserved during the distribution cycle so that they are sterile, undamaged, and/or fresh.

Procedure for Burst Strength Tests

Testing for burst strength is done using a variety of techniques. Each test has common elements, nevertheless, that are the same.

The sample size is first set to enable a sufficient assessment of representative performance. About 30 to 60 samples may be used. The samples are then adjusted to the typical humidity and temperature of the surroundings. 20 to 40 degrees Celsius and 35% to 50% humidity are the typical ranges for temperature and humidity. The data must be documented if the test is run under circumstances that are not typical.

Start the testing process by inserting the package into restraint plates or the specimen into the appropriate testing equipment. The device is then put under pressure until a failure happens. When a portion of the package ruptures as a result of pressurization, it is deemed a failure.

Finally, a report is created while taking into account the following data:

  • executed a test technique.
  • the test’s date, time, location, and the engineer’s name.
  • testing conditions that were used.
  • Outcomes of the test, including the location of the failure and the apparatus’s pressure at the moment of rupture
  • a breakdown of the test, including observations or recommendations

Read more: What Is Burst Strength Package Integrity Testing?

Equipment and Capabilities for Burst Strength Testing at Infinita Lab

Infinita Lab can offer professional package testing solutions thanks to our cutting-edge burst strength testing machinery. We provide prompt scheduling for emergencies, ongoing contact, and product troubleshooting.

For the peace of mind that comes from knowing that all of your package integrity needs are taken care of under one roof, Keystone Compliance uses a variety of shakers and dynamic shock machines.

Burst and Creep Tests, ASTM F1140

Determines a package’s resistance to interior pressurization.

When doing ASTM F1140 compliance testing, two procedures are employed. The package is put under increasing pressure during the burst test until it fails. The creep test keeps the pressure constant for a predetermined period or until failure. A seal or substance rupturing is referred to as a package failure.

Burst Testing of Package Seals, ASTM F2054

evaluates a seal applied to the outside of a flexible container that is being pressured internally and contained by restraint plates.

Rapid evaluation of the likelihood of a package seal failing when exposed to a pressure differential is made possible by ASTM F2054. This could happen during transit and sterilization. The burst test inflates the package internally until a portion of the perimeter seal fails or “bursts” open.

 

ABOUT AUTHOR

Dr. Bhargav Raval is a Materials Scientist and Client Engagement Engineer with expertise in nanomaterials, polymers, and advanced material characterization. He holds a Ph.D. in Nanosciences from the Central University of Gujarat, where his research focused on graphene-based materials for flexible electronics. Professionally, he has led R&D in sensor technologies and coatings, including polymer-functionalized piezoelectric sensors for breath-based cancer diagnostics. In his current role, Dr. Raval works closely with clients to understand technical requirements, design testing strategies, and deliver tailored solutions in materials selection, failure analysis, and performance evaluation. He effectively bridges scientific depth with practical outcomes, ensuring client-focused project execution. With peer-reviewed publications in high-impact journals and a proven record of applying materials science to real-world challenges, Dr. Raval continues to drive innovation at the intersection of research, engineering, and client engagement.
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