Instruction

DM2/330 Differential and Equal Pressure Method Gas Permeability Tester is based on differential and equal pressure method, and is professionally applicable to the gas permeability test of films and packages. It is designed for tests of gas transmission rate, solubility coefficient, diffusion coefficient and permeability coefficient of plastic films, laminated films, high barrier material, sheets, aluminum foils and back-sheets as well as bottles, pouches, jars and boxes made of plastics, rubber, paper, glass, metal and other materials.

Properties

Gas Permeability, Gas Permeability Coefficient, solubility coefficient, diffusion coefficient

Applications

Plastic Films, Sheeting, Packages, Aerospace materials, Paper and Paperboard, Rubber

Method

Differential and Equal Pressure Method

Standards

ISO 15105-1, ISO 15105-2, ISO 2556, ASTM D3985, ASTM F2622, ASTM F1307, ASTM F1927, ASTM D1434, JIS K7126-1, JIS K7126-2

Features

• Combined two test methods in one instrument
• 3 specimens with 6 test results in one operation
• Patented design of diffusion chamber
• Support non-standard test condition
• High Precision temperature control
• Extreme test condition is available
• Can test poisonous, inflammable, and explosive gases
• Controlled by computer
• Reference Film for calibration
• RS 232
• Intelligent data sharing system
• Customization available

Specifications

Equal pressure method

Test Range: 0.01~5000 cm³/m² 24h 0.1MPa (standard)

Resolution: 0.001 cm³/m²d

Differential pressure method

• Test Range: 0.05 ~ 50000 cm³/m² 24h 0.1MPa (standard)
• Vacuum Resolution: 0.1 Pa
• Vacuum Degree of test chamber: < 20 Pa
• Test pressure: -0.1 MPa~+0.1 MPa (standard)

Others

• Temperature: 5~ 95°C
• Instrument Dimension: 1080 mm (L) X 720 mm (W) X 490 mm (H)
• Net weight: 120 kg