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Also for mouth masks tests according to EN 14683, appendix C. Recently adapted for the fully automatic course of this test. Also for technical textiles. Can be used in the laboratory and the production process. Textest has established itself worldwide with its air permeability measuring equipment. Already 50 years of experience, know-how and development in measurement of air permeability is the basis for this. The Multi-functional Labair IV meets all requirements when it comes to the air permeability of your products.
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The C-Therm Tx uses the patented Modified Transient Plane Source (MTPS) technology. The one-sided heat sensor applies an instantaneous constant heat source to the sample. Thermal conductivity and effusivity are measured directly, providing a detailed overview of the thermal properties of the sample.
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Continuous measurement of the air permeability and / or thickness of fabrics, non-wovens, felts, films and screeners on the moving material directly in the production line. Special features
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- Wide measuring range: air permeability: 1 - 5,000 mm / s (0.2 - 1,000 ft³ / m² / min), thickness: 0-6 mm.
- High measurement accuracy.
- Measurement of cross profiles, length profiles and zigzag profiles.
- Measurement speed up to 200 m / min (660 ft / min). (!)
- High resolution, up to a measuring point of 1 mm.
- Modular system. Easily adaptable to the requirements of the production line.
- Calibratable.
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The Textest, FlexAir, is a portable instrument for measuring air permeability, both in the laboratory and on site. It is particularly suitable for measurements on contaminated material, such as used filters. Special features: Compact, lightweight design Portable, ideally suited for on-site measurements Works on battery Automatic test pressure control Measuring head is mounted on a hose of 150cm length Optional PC evaluation software
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Also for mouth caps testing according to EN 14683, Annex C. The calculation (pressure drop in Pa divided by 4.9) must be performed manually. The Textest, MinAir, for measurements of air permeability and pressure drop. For use as a lab device but also for measurements on location. The Minair operates in accordance with ASTM D 737, DIN 53887, EN ISO 9237, WSP 70.1 and many other national and international testing standards.
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The Portair is the first and only portable instrument for point or profile measurement of air permeability. Special Features: Wide measuring range. AP: approx. 0.2-1,000 ft³/ft²/min (approx. 1-5,000 l/m²/s), thickness: 0-6mm. The instrument is suitable for both spot and profile measurements. High measurement accuracy High measuring speed up to 200 m / min. (!) High resolution of up to 1mm test point pitch. Lightweight portable instrument, suitable for one-handed operation, even overhead. Touch screen for digital and graphical display of test results. One of a kind worldwide. Operates to all leading testing standards. Calibratable.
