Application

Gas Permeability Tester is based on the differential pressure method, and is professionally applicable to the determination of gas transmission rate as well as solubility coefficient, diffusion coefficient and permeability coefficient of plastic films, laminated films, high barrier materials, sheeting, metal foils, rubber, tires and permeable membranes.

Features

 Vacuum differential pressure method

 Own unique technology

 3 specimens test simultaneously and independently

 Computer control 

 One-button test, test automatically through whole process

 High accuracy vacuum sensors embedded in

 3 Chambers with independent temperature sensor

 Test under various RH conditions with Humidity generator (optional)

 Environment temperature and humidity sensor inside 

 Permeability coefficient ,solubility coefficient and diffusion coefficient test

 Chambers with water bath temperature control technology 

 Unit based on embedded system,24bit Δ-Σ AD 

 Multiple test modes optional

 Data curves display

 Traceable reference film calibration

 Supports DSM system (DSM, lab data management system)

Technical Indexes

A group test range: 0.01 - 600,000 cm3/m2·24h·0.1MPa (Standard)

B group test range: 0.001 - 50,000 cm3/m2·24h·0.1MPa (Standard)

Resolution: 0.001cm3/m2·24h·0.1MPa

Samples: 6, independent (A group 3 specimens, B group 3 specimens)

Vacuum accuracy: A group: 0.1Pa, B group 0.01

Temperature range: 5C - 95C 

Temperature accuracy: ±0.1C 

Humidity range: 0%RH,35%RH-90%RH,100%RH (optional)

Humidity accuracy: ±1%RH (optional)

Sample thickness: less 5mm 

Sample size: >= 150mm * 94mm  

Test area: 48cm2

Test gas: O2, N2, CO2, He, etc (self-provide)

Differential pressure: -0.1MPa - 0.1MPa

Gas interface: Ф8mm 

Dimension: 1350mm(L) * 510mm(W) * 350mm(H)

Power supply: AC 220V 50Hz

Net wt.: 156kg

Standards

Gas Permeability Tester: ASTM D1434, ISO 15105-1,ISO 2556,GB/T 1038-2000,JIS 7126-1,YBB 00082003

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