English
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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. |
Features
| Vacuum differential pressure method Own 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
| Test range | 0.01 - 190,000 cm3/m2·24h·0.1MPa (Standard) |
| Resolution | 0.001cm3/m2·24h·0.1MPa |
| Samples | 3, independent |
| Vacuum accuracy | 0.1Pa |
| 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 3mm |
| 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) |
| Differential 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 wt | 63kg |
Standard
| 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. |
Specification Selection Table
| Model | GTR-721 | GTR-736 | GTR-7006 | GTR-720 |
| Test range | 0.05 - 190,000 cm3/m2·24h·0.1MPa (Standard) | 0.05-160,000 cm3/m2·24h·0.1MPa (Standard) | 0.01 - 190,000 cm3/m2·24h·0.1MPa (Standard) | 0.01 - 190,000 cm3/m2·24h·0.1MPa (Standard) |
| Samples | 3, independent | one piece | 6, independent | 3, independent |
| Test gas | O2, N2, CO2, He, etc | O2, N2, CO2, He, etc (Flammable or toxic gases test available: H2, CH4, H2S,C2H2,C2H4 etc, must be announced in advance) | O2, N2, CO2, He, etc (self-provide) | O2, N2, CO2, He, etc(Flammable or toxic gases test available: H2, CH4, H2S,C2H2,C2H4 etc, must be announced in advance) |
| Dimension | 730mm(L) * 510mm(W) * 350mm(H) | 330mm(L) * 600mm(W) * 330mm(H) | 650mm(L) * 700mm(W) * 420mm(H) | 730mm(L) * 510mm(W) * 360mm(H) |
| Net weight | 63Kg | 28Kg | 96Kg | 63Kg |
