Automatic Oxygen Permeability Tester

Model: AOPT-301

AOPT-301 is based on the coulometric sensor method and is available for the OTR testing of flexible films, sheeting and packages. It can test 3 specimens in one operation with independent results.

Films: Plastic films, aluminum foil, aluminized films, plastic composite films, paper-plastic composite films, coextruded films, aluminum foil composite films and others.

Packages: Plastic, rubber, paper, paper-plastic composite, glass and metal packages, e.g. red wine bottles, blister, various plastic bottles, Coke bottles, peanut oil packages, Tetra Pak materials, vacuum bags, metal three-piece cans, plastic packages for cosmetic, soft tubes for toothpaste, jelly and yogurt cups.

  • Coulometric sensor method design
  • Film and packaging testing
  • One-button test, fully automatic test
  • Multiple test modes available
  • Computer operation
  • Chamber with built-in temperature sensor
  • Internal environment temperature and humidity sensor
  • Wide testing range:0.01-6500 cm3/m2d (Film)
  • Temperature range: 5℃–95℃
  • Humidity range: 0%RH, 35%RH-90%RH
Model AOPT-301
Specimen Chamber 3
Test range Film:

  • 0.01-6500 cm3/m2·d (Standard)
  • 0.07-6,5000 cm3/m2·d (Optional)
  • Resolution: 0.001  cm3/m2·d



  • 0.0001~62 cm3/pkg·d
  • Resolution: 0.00001 cm3/m2·d
Temperature range 5°C ~ 95°C
Temperature accuracy ±0.1°C
Humidity range 0%RH, 35%RH ~ 90%RH, 100%RH
Humidity accuracy ±1%RH
Test area 50cm2
Specimen size Film: size:>=150mm * 94mm; thickness: less 1mm

Package: max size: D 120mm x 400mm

Carrier gas 99.999% Nitrogen
Carrier flow 0 ~ 20 ml/min
Gas interface 1/8”
Dimension 730mm (L) x 590mm (W) x 350mm (H)

Standard Accessories:

Main unit, computer, OX-TRANS software, Temperature controller, Tank regulator, PCIE card, Communication cable, Sample cutter, Vacuum grease.

Optional Accessories:

Package fixtures, Reference film, Vacuum grease, ample cutter, DSM system.



Not sure which Instrument fits your requirements?

Please do not hesitate to contact us, and send us your samples for our comprehensive testing and analysis.

This will allow us to identify the most suitable instrument for your requirements.