High-precision Automatic Air Permeability Tester GT-C27 measures air permeability of woven/knitted fabrics, nonwovens, protective clothing, and filter materials. Complies with ISO 9237, ASTM D737, GB/T 5453. Features touch screen, auto nozzle detection, 7 built-in units, thermal printer. Ideal for textile, PPE, and quality control labs.
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