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BTY-B1P Gas Permeability Tester is applicable for gas transmission rate and barrier property testing of battery diaphragm, rubber sheets, sheets, plastic films, laminated BOPP films and breathable films as well as relevant polymer products, etc.
Characteristics
Computer control;
Gas transmission rate
Meet special transmission rate unit output demands;
2 testing modes of proportional and non-proportional;
Average value of 3chambesr only;
100%RH(relative humidity) settable for testing gas;
Flexible testing functions for special material testing demands;
Rapid calibration with reference films;
RS232 interface;
Network transmission interface for LAN data management and Internet data transmission.
Principle

Maintain a certain pressure difference between the two sides of the specimen under a certain temperature and humidity. Obtaining the gas transmission rate and other parameters by testing pressure changes in the lower pressure side.
Technical Indexes
Test Range: 1～10,000cm³/m²·24h·0.1MPa
Resolution: 0.01Pa
Temperature: 0℃～50℃ (Standard: 23℃)
Specimen Size: Φ86mm
Transmission Area: 38.48cm²
No. of Specimens: 1, 2 or 3 pcs
Testing Gas: O₂, N₂, CO₂ and other dry 99.9% gas (users provide gas sources themselves)
Pressure of Gas Source: 0.4MPa～0.6MPa
Inlet Size: Φ4mm polyurethane pipe
Power: AC 220V 50Hz
Dimensions: 645 mm (L)×500 mm (B)×468 mm (H)
Net Weight: 60kg
Standards
ASTM D 1434, GB 1038
Configuration
Standard: mainframe, software, filter paper, sample cutter, vacuum grease.
Optional: blades, filter paper, vacuum grease
Note: the gas source inlet isΦ4mm polyurethane pipe; Users provide gas sources themselves.


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