BTY-B2P Gas Permeability Tester is based on the differential pressure method, and is professionally applicable to the determination of gas permeability of battery diaphragms, breathable films and other relative polymer products.
Technical Specifications
| Specifications | Film Test |
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| Test Range | 10~10,000 s/in2·100 mL·1.22 KPa |
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| Pressure Range | 0~20 KPa (customization is available for others) |
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| Resolution | 0.1 Pa |
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| Specimen Size | Φ12 mm |
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| Test Area | 0.025 sq.in. (0.16 cm2) |
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| Number of Specimens | 3, 2 or 1 |
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| Test Gas | O2, N2, CO2 and 99.9% dry gas (outside of supply scope) |
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| Gas Supply Pressure | 0.4MPa~0.6MPa |
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| Port Size | Φ4 mm PU Tubing |
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| Power Supply | AC 220V 50HZ |
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| Instrument Dimension | 645 mm (L) x 500 mm (W) x 468 mm (H) |
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| Net Weight | 60 kg |
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Principle
Under certain temperature and humidity, a constant gas differential pressure is generated between the two sides of specimen. The gas transmission rate and other parameters can be obtained by analyzing and calculating pressure changes in the lower pressure side.
Standards
This test instrument conforms to the following standards: ISO 5636, SJT 1071.9
This instrument is applicable to the determination of gas permeability of:
| Basic Applications | Test the gas permeability of battery diaphragms, breathable films and other relative polymer products. |
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