ASTM F2096 — Internal Pressurization Bubble Leak Test

Package Integrity & Gross Leak Detection System by Burhani Engineering Technology

What is ASTM F2096?

The ASTM F2096 Internal Pressurization Bubble Leak Test is a highly reliable, destructive test method designed to detect gross leaks in packaging. Unlike external vacuum testing, ASTM F2096 uses internal positive pressurization to evaluate package seal integrity and identify microscopic defects down to 250-micron holes.

By submerging a sealed package in a transparent water-filled test chamber and introducing controlled internal pressure, operators can visually observe bubble emission to rapidly identify and localize packaging defects.

ASTM F2096 Internal Pressurization Bubble Leak Test Machine

ASTM F2096 Package Integrity Testing Equipment

How Does the Test Work?

The internal pressurization method requires the package to be punctured to create an air connection. Controlled positive air pressure is then supplied to the inside of the package while it is submerged in a clear acrylic tank. If the package's sterile barrier or seal is compromised, a steady stream of bubbles will emanate from the defect location.

The system provides visual test results within 10 to 30 seconds. A major advantage of this method is that it allows operators to rapidly identify and pinpoint the exact location of the leak, distinguishing between material defects and seal failures.

Key Features

Controlled Internal Pressurization

Precise air pressure regulation to test packages without bursting them.

Transparent Test Chamber

Clear acrylic tank allows for 360-degree visual leak identification.

Defect Localization

Instantly locate the exact point of seal or material failure.

Flexible Package Compatibility

Ideal for testing pouches, sealed trays, and flexible packaging.

Applications

The ASTM F2096 Bubble Leak Test Apparatus is a critical tool for ensuring package seal evaluation and integrity. It is widely used across multiple industries for packaging R&D and production Quality Control.

Medical-device packaging
Pharmaceutical packaging
Flexible pouches
Heat-sealed packages
Sterile barrier packaging
Food packaging

Test Sensitivity & Packaging Defects

This gross leak detection system is highly sensitive and helps prevent catastrophic failures in the supply chain by identifying packaging defects early. It verifies that the sterile barrier is intact, ensuring protection against environmental contamination.

ASTM F2096 Leak Testing Demonstration

Watch the ASTM F2096 internal pressurization bubble leak testing process and see how the system is used for package-integrity and gross-leak detection.

Models & Specifications

Choose from our standard range or request a custom size tailored to your requirements.

Clear Chamber – Cube

Model No	Capacity (Gallon)	Capacity (Litres)	Size (Inches)
BHFGCB080606	1.2	4.5	8x6x6
BHFGCB110808	3	12	11x8x8
BHFGCB181210	10	36	18x12x10
BHFGCB242015	31	118	24x20x15
BHFGCB302016	41	157	30x20x16
BHFGCB322620	72	272	32x26x20

* Custom Sizes Manufactured on Demand.

Frequently Asked Questions

Common questions about the ASTM F2096 test method.

ASTM F2096 is the standard test method for detecting gross leaks in packaging by internal pressurization (also known as the bubble test). It is widely used to evaluate the seal and material integrity of sterile barrier packaging.

The test involves submersing a package in a transparent water-filled chamber and introducing controlled internal positive air pressure. If there is a leak, a steady stream of bubbles will escape from the package, allowing operators to locate the defect instantly.

No. While often grouped with vacuum leak testers, ASTM F2096 specifically uses internal positive pressurization rather than an external vacuum to detect leaks.

Yes, ASTM F2096 is considered a destructive test. To perform the test, the package must be punctured to insert an air probe/connection for internal pressurization.

This method is ideal for flexible packaging, medical pouches, pharmaceutical packaging, food packaging, and heat-sealed pouches.

The test identifies gross leaks, weak seals, channel leaks, pinholes (down to 250 microns), and material punctures that compromise the sterile barrier.

It is extensively used in Research & Development (R&D), production Quality Control (QC), and Quality Assurance (QA) laboratories to ensure packages can withstand storage and transit environments.