VAC-V2 Gas permeability tester is applicable in films and sheets test of gas transmission rate, solubility coefficient, diffusion coefficient and permeability coefficient under different temperatures. 1. Characteristics
·Manometric principle, compatible with GB, ISO, ASTM standards.
·Three independent test chambers, can display relative data, average data and statistic data.
·World-famous vacuum sensor of highly precision ensuring accurate test data.
·Temperature control device enables permeability test under any temperature between 5～75℃.
·World-famous brand elements with stable and reliable performance.
·Optional dual test modes: Conventional and non-standard.
·Super powerful software support, automatically calculating solubility, permeability and diffusion coefficients. EXCEL format conversion, graph display.
·World original design. Curvefitting Methodology for gas transmission rate, diffusion coefficient, solubility coefficient and permeability coefficient at any temperature.
·Can easily get gas transmission rate, diffusion coefficient, solubility coefficient and permeability coefficient of the materials under temperatures between -273℃～200℃.
·Intelligent parameter setting and test operation; Automatization of the whole test process.
·Super reliable performance, nonstop operation, and improved test efficiency.
·Satisfactory data repeatability and small margin for operating error.
·Blank test with little systematic error; General performance exceeds similar products throughout the world.
·Calibration of reference film, easy and convenient to operate.
2、Technical data
Test rage：0.05 ～ 50,000 cm³/m²·24h ·0.1MPa（normal）
upper limit not less than 500,000 cm³/m²·24h ·0.1MPa（extension volume）
Note：Normal and extension volume can be selected using extension vacuum accessory.
Temperature control range：5～75℃
Temperature control accuracy：±0.1℃
Vacuum accuracy：0.1Pa
Vacuum degree in test chamber：<20Pa
Tested gas：O2, N2, CO2, etc.
Test pressure：–0.1MPa ～ +0.1MPa
Pressure of gas source：0.4MPa≤P≤0.6MPa
Specimen size：Φ97mm
Transmission area: 38.46cm² （diameter 70mm）
Dimension：760mm（L）×575mm（B）×450mm（H）
Power： AC 220V 50Hz / 60Hz
Weight： 88kg
3、Standards:
ISO 2556、ISO 15105-1、ASTM D1434、GB 1038、JIS K7126-A、YBB 00082003
4、Configuration:
Standard：Mainframe, software, extension vacuum accessory, sample cutter, vacuum pump, temperature controller.
Optional： Sample cutter blades, vacuum grease, oil for vacuum pump, fast quantitative filter paper
Note：Users provide test gas for themselves.
