• Test Range:  0.05～50,000 cm3/m2·24h·0.1MPa (standard volume)
  At least 500,000 cm3/m2·24h·0.1MPa (extended volume)
• Number of Specimens:   3
• Number of Sensors:   3
• Test Mode:   Three chambers independent
• Vacuum Resolution:   0.1 Pa
• Vacuum Degree of Test Chamber:   <20 Pa
• Test Temperature:   5°C～95°C ±0.1°C (dry gas at standard atmospheric pressure)
• Temperature Accuracy:   ±0.1℃
• Test Pressure:   -0.1 MPa ~ +0.1 MPa
• Gas Supply Pressure:   0.1 MPa～0.8 MPa
• Test Gas:  O2, N2 and CO2 (outside of supply scope)
• Carrier Gas Interface:   Ф6
• Vacuum Pipe Diameter:   1/4″
• Correction Method:   Standard film calibration, externalcalibration of vacuum sensor
• Specimen Thickness: ≤3mm
• Specimen Size:   Φ97 mm
• Test Area:   38.48 cm2
• Instrument Dimension:   740 mm (L) x 415 mm (W) x 430 mm (H)
• Power Supply:   AC 220V 50Hz
• Net Weight:  50 kg

Basic applications

• Films:
  Including plastic films, plastic composite films, paper-plastic composite films, co-extruded films, aluminized films, aluminum foils, aluminum foil composite films and many others.
• Sheets:
  Including technical plastics, rubber and construction materials, e.g. PP, PVC and PVDC

Extended application:

• Petrochemistry:
  Including transport pipes, such as CO2 testing on MDPE plastic.
• Various gases:
  Test the permeability of various types of gases, e.g. O2, CO2, N2, Air and He
• Flammable, Explosive:
  Test the permeability of flammable and explosive gases.
• Gas biodegradable films:
  Test the gas permeability of various types of biodegradable films, e.g. starch-based biodegradable bags
• Materials for aerospace use:
  Test Helium Permeability of Airship Gas Bags
• Paper and paperboard:
  Test the gas permeability of paper and paper-plastic composite materials, e.g. aluminized paper for cigarette packages, Tetra Pak foils, paper instant noodle bowls and disposable paper cups
• Paint films:
  Gas permeability test of substrates coated with paint films.
• Fiberglass cloth and paper:
  Including fiberglass fabrics and paper materials, e.g. Teflon paint cloth, Teflon welding cloth and Teflon silicone rubber cloth
• Materials of soft tubes for cosmetics:
  Including various types of cosmetic tubes, aluminum and plastic tubes and toothpaste tubes.
• Rubber sheets:
  Including various types of rubber sheets, e.g. auto tires
• Vacuum packaging:
  Including vacuum packaging manufacturing sheets that are easily susceptible to oxidation and gas corrosion, such as electronic products, such as consumable sensors, etc.

ASTM D1434, ISO 2556, ISO 15105-1