Application: Air Permeability Tester To test the air permeability of various woven fabrics, knitted fabrics, non-woven fabrics, Protective Clothing, industrial filter materials etc. Standards: GB/T 5453, GB/T 13764, ISO 9237, ISO 7231, ISO 5636, BS 5636, ASTM D737, DIN 53887, JISL1096, AFNORG 07-111, EDANA140.1, ISO 9073-15 more: https://www.testerinlab.com/index.html Feature 1. 7-Inch Touch Screen Control as well as operating by connect to the computer 2. Full range and automatic detection. 3. Test head size can be automatically sense, and replacement is simple and convenient. 4. Adopt USA Dwyer high-precision pressure and differential pressure transducer to accurate data. 5. Variable hole test plate can be automatically cleaned to ensure accuracy. 6. Air Permeability Tester Equipped with thermal printer to print the experiment result. 7. Microcomputer processing without manual calculation and the test result can displayed directly. 8. Built-in 7 testing units: mm/s, m3/m2.min, cm3/cm2.s, m3/m2.h, cfm, L/dm2.min, L/m2.s, cfm. 9. Testing arm is pneumatic controlled and can press and put up automatically. 10. Air Permeability Testing Equipment Equipped with 11 nozzle with different calibers to meet different specimens.