GTR 736 Gas Permeability Tester

Application

GTR 736 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
Computer-controlled with one-button automatic testing
High-accuracy embedded vacuum and temperature sensors
Real-time environment temperature and humidity monitoring
Tests permeability, solubility, and diffusion coefficients
Optional water bath temperature control chamber
Multiple test modes available
24-bit Δ-Σ AD system for high precision
Data curve display and DSM system support
Traceable reference film calibration supported

Technical Specification

Test Range: 0.05 – 160,000 cm³/m²·24h·0.1MPa
Resolution: 0.001 cm³/m²·24h·0.1MPa
Sample: One piece
Vacuum Accuracy: 0.1 Pa
Temperature Range: 5℃ – 95℃ (with controller)
Temperature Accuracy: ±0.1℃
Sample Thickness: < 3mm
Sample Size: ≥ 150mm × 94mm
Test Area: 48 cm²
Test Gases: O2, N2, CO2, He, etc. (Flammable/toxic gases like H2, CH4, H2S, etc., on request)
Differential Pressure: -0.1MPa ~ 0.1MPa; 1.0MPa / 4.0MPa (optional)
Gas Interface: Φ8mm
Dimension: 330mm(L) × 600mm(W) × 330mm(H)
Power Supply: AC 220V 50Hz
Net Weight: 28kg

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, vacuum pump, tank regulator, PCIE card, communication cable, sample cutter, vacuum grease

Optional: Temperature controller, reference film, DSM system, extra vacuum grease and sample cutter

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