Product

Systester Instruments Co., Ltd.

Air Permeability Tester GTR-720
Application

GTR 720 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.
Feather

(1) Vacuum differential pressure method
(2) Own technology
(3) 3 specimens test simultaneously and independently
(4) Computer control
(5) One-button test, test automatically through whole process
(6) High accuracy vacuum sensors embedded in
(7) 3 Chambers with independent temperature sensor
(8) Test under various RH conditions with Humidity generator (optional)
(9) Environment temperature and humidity sensor inside
(10) Permeability coefficient ,solubility coefficient and diffusion coefficient test
(11) Chambers with water bath temperature control technology
(12) Unit based on embedded system,24bit Δ-Σ AD
(13) Multiple test modes optional
(14) Data curves display
(15) Traceable reference film calibration
(16) Supports DSM system (DSM, lab data management system)

Standards

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

Delivery: Main unit, computer, G-TRANS software,
temperature controller, vacuum pump,
vacuum pump Control model, tank regulator,
PCIE card, communication cable,
sample cutter, vacuum grease.
Optional: Humidity generator, reference film,
vacuum grease, sample cutter,
DSM system.
Note: Specifications are subject to change without prior notice.
Main Technical Parameters

Technology table
Test range 0.01~190,000 cm3/m2·24h·0.1MPa(Standard)
Resolution 0.001 cm3/m2·24h·0.1MPa
Samples: 3 samples,independent
Vacuum accuracy 0.1Pa
Temperature range 5℃~95℃
Temperature accuracy ±0.1℃
Humidity range 0%RH,35%RH~90%RH,100%RH(optional)
Humidity accuracy ±1%RH(optional)
Sample thickness ≤5mm
Sample size ≥150mm*94mm
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(Standard)
1.0MPa, 4.0MPa(optional)
Gas interface Ф8mm
Dimension 730mm(L) * 510mm(W) * 360mm(H)
Power supply AC 220V 50Hz
Net weight 63kg

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