LT-PNP Positive & Negative Pressure Leak & Seal Strength Tester is applicable for leakage tests of various flexible packages, aseptic packages, plastic tamper-evident closures, flexible tubes, caps and other materials with negative or positive pressure method. LT-PNP can be also used for container closure integrity test (CCIT) of sterile packaging bags such as vials, ampoule, infusion bags, prefilled syringes, eye drops, etc. with  microbial invasion method.

Product Features

7-inch color touch screen, displaying test data in real-time

Positive and negative pressure method for leak test

Equipped with high-speed and high-precision sampling chip to ensure the real-time and accuracy of test data

Adopting Japanese SMC pneumatic components, stable and reliable performance

Large range of test range to meet users' more test requirements

High-precision automatic constant pressure, the whole experimental process is stable and accurate

Automatic backwash unloading, reducing human intervention

Positive pressure, negative pressure, pressure holding time, as well as test sequence and number of cycles can be preset, and the test can be completed with one click

Unique test chamber design can ensure that the sample is completely immersed in the solution and that the experimenter does not touch the solution during the test

Unique integrated design of gas path, good pressure maintenance effect, and effectively extend the service life of the equipment

User hierarchical authority setting to meet GMP Requirements, test record audit, tracking function (optional)

Real-time display of test curves, convenient for quick viewing of test results, and support for quick viewing of historical data

The equipment is equipped with a standard communication interface, which can be connected to a computer, and can display test data and test curves in real time through professional software

Test Standards

This instruments conforms to multiple international standards ASTM D3654, IS Z0237

Technical Specification