Systester Instruments Co., Ltd.

Air Permeability Tester GTR-736

GTR-736 is suitable for the determination of gas permeability, diffusion
coefficient, solubility coefficient and permeability coefficient of
various plastic films, composite membranes, separation membranes,
exchange membranes, rubber, polymer materials and other products under
various temperature conditions.

(1)Principle of Vacuum Differential Pressure Method
(2)Single chamber test
(3)Support circulating medium temperature control
(4)Temperature sensor monitors the test temperature in
real time
(5)Multiple test modes such as smart mode can be selected
(6)Support automatic start and stop of vacuum pump
(optional module)
(7)Gas permeability, diffusion coefficient, solubility
coefficient, permeability coefficient test
(8)Data audit trail, traceability; system log record
(9)5-level user authority management
(10)Curve display of temperature and pressure
(11)Can support DSM laboratory data management system,
can realize production monitoring, unified data
management (optional)

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

Standard:Main unit, professional software,
data expansion card, communication cable,
oxygen precision pressure reducing valve,
sampler, sampling knife,
vacuum sealing grease, Vacuum pump,
fast quantitative filter paper
Optional: Computer, vacuum pump automatic start-stop module,
constant temperature controller, humidity generator, standard
membrane, vacuum grease, fast quantitative filter paper,
Note: Specifications are subject to change without prior notice.
Main Technical Parameters

Technology table
Test range 0.05-160,000 cm3/m2·24h·0.1MPa (Standard)
Resolution 0.001 cm3/m2·24h·0.1MPa
Samples: 1
Vacuum accuracy 0.1Pa
Temperature range 5℃~95℃
Temperature accuracy ±0.1℃
Sample thickness ≤5mm
Sample size ≥150mm*94mm or round
Test area 48cm2
Test gas O2, N2, CO2, He etc (Flammable or toxic gases test available: H2, CH4, H2S, C2H2,C2H4 etc, must be announced in advance)
Gas pressure -0.1MPa ~+0.1MPa
Optional 1MPa ~ 4 MPa
Gas interface Ф8mm
Dimension 330mm(L) * 600mm(W) * 330mm(H)
Power supply AC 220V 50Hz
Net weight 28kg

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