{"product_id":"air-permeability-tester-airficient","title":"Air Permeability Tester – AirFicient","description":"\u003ch2\u003eAir Permeability Tester – AirFicient\u003c\/h2\u003e\n\u003cp\u003eThe Air Permeability Tester – AirFicient is a precision textile testing instrument designed to deliver fast, reliable, and repeatable air permeability measurements. With smart connectivity, users can configure test parameters and monitor testing progress directly from a smartphone, helping streamline laboratory workflows and improve testing efficiency.\u003c\/p\u003e\n\u003cp\u003eDesigned for a wide range of breathable materials, the AirFicient is suitable for technical textiles, nonwoven fabrics, and other porous or air-permeable materials, including sponges, paper, and similar products. Its versatile testing capability makes it suitable for textile quality control, research and development, and material performance evaluation.\u003c\/p\u003e\n\u003cp\u003eThe Air Permeability Tester supports recognized testing standards, including ASTM D737, ISO 9073-15, ISO 9237, JIS L1096 Item 8.26 Method C, BS 3424-16, BS 6F 100 3.1, and NWSP 070.1.RO(15), among others.\u003c\/p\u003e\n\u003ch3\u003eAir Permeability Testing Principle\u003c\/h3\u003e\n\u003cp\u003eThe tester measures the volume of air passing vertically through a test specimen under a specified pressure differential. Air flows from one side of the material to the other, creating a controlled pressure difference across the specimen. The instrument measures the resulting airflow and calculates the air permeability value, providing an accurate indication of the material's breathability and airflow characteristics.\u003c\/p\u003e\n\u003ch3\u003eKey Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical and performance fabrics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNonwoven materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBreathable textiles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSponges and porous materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePaper and filtration-related materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTextile quality control and research laboratories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe AirFicient Air Permeability Tester combines precise airflow measurement, broad material compatibility, smartphone connectivity, and support for widely recognized testing standards in a single solution for modern material testing laboratories.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/Capture_e241aa70-3741-4359-9e56-290c96dcb0c6.webp?v=1786978165\" alt=\"Air Permeability Tester – AirFicient\"\u003e\u003c\/p\u003e\n\u003ch2\u003eAir Permeability Tester – AirFicient Features\u003c\/h2\u003e\n\u003ch3\u003eFast and Easy Air Permeability Testing\u003c\/h3\u003e\n\u003cp\u003eThe AirFicient Air Permeability Tester is designed for simple, efficient operation. Users can select the required test standard and measurement unit directly from the intuitive operation screen. The system automatically identifies the measurement range of the installed test fixture head, allowing users to begin testing quickly and obtain results with minimal setup.\u003c\/p\u003e\n\u003ch3\u003eReliable and Repeatable Test Results\u003c\/h3\u003e\n\u003cp\u003eAirFicient incorporates an advanced range-conversion system with maintenance-free components to support consistent airflow measurement and minimize measurement loss. High-quality internal components, including precision pressure sensors from established manufacturers, contribute to accurate, repeatable, and reliable air permeability test results for a wide range of materials.\u003c\/p\u003e\n\u003ch3\u003eSmart Air Permeability Testing\u003c\/h3\u003e\n\u003cp\u003eWith built-in Wi-Fi connectivity, the AirFicient can connect to the SmarTexLab App on a smartphone. The app allows users to configure test parameters, monitor testing status remotely, receive equipment alerts, and share test results with quality control teams, laboratories, and brand purchasing teams. This connected workflow makes air permeability testing more convenient and efficient while supporting better test data management.\u003c\/p\u003e\n\u003ch2\u003eMeasurement Principles and Textile Testing Standards\u003c\/h2\u003e\n\u003cp\u003eThe AirFicient Air Permeability Tester measures how readily air passes through a textile or porous material by evaluating airflow under a controlled pressure differential. Based on principles derived from Darcy’s law and related non-linear flow behavior, the instrument determines air permeability by measuring the relationship between pressure difference and airflow through the test specimen.\u003c\/p\u003e\n\u003cp\u003eTo support widely recognized textile testing standards, including ASTM D737, ISO 9237, ISO 9073-15, JIS L1096 Item 8.26 Method C, BS 3424-16, and NWSP 070.1.RO(15), AirFicient directs air vertically through the test specimen. A controlled pressure differential of 10 to 2,500 Pa is applied across the material while the system measures the resulting airflow.\u003c\/p\u003e\n\u003cp\u003eThe measured airflow is used to calculate the material's air permeability, providing accurate and repeatable data for evaluating fabric breathability and airflow performance. With measurement accuracy of \u0026lt; ±2%, AirFicient helps minimize measurement uncertainty and supports consistent testing across textile and material testing applications.\u003c\/p\u003e\n\u003ch2\u003eKey Test Variables\u003c\/h2\u003e\n\u003ctable class=\"table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eVariable\u003c\/th\u003e\n\u003cth\u003eHow it’s Controlled\/Measured\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure Drop (Δp)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRegulated by highly dependable vacuum pumps, such as the top-grade internal parts inside the AirFicient, testing smoothly from 10 to 2,500 Pa.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlow speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMeasured by automated test heads, handling an incredibly wide range of 0.6 to 10,000 mm\/s on a standard 20 cm² setup.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSample condition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFactoring in how physically squished the layered material currently is, accommodating thick textile samples up to 10 mm.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTypes of Air Permeability Testers and Modern Setups\u003c\/h2\u003e\n\u003cp\u003eModern air permeability testers have evolved into specialized laboratory systems designed for accurate testing of fabrics, garments, nonwoven materials, and other porous specimens. Advanced instruments combine controlled airflow measurement with automated fixture recognition, digital data processing, and connected testing capabilities.\u003c\/p\u003e\n\u003ch3\u003eSteady-State Fabric Air Permeability Testers\u003c\/h3\u003e\n\u003cp\u003eSteady-state air permeability testers measure airflow through a specimen under a controlled pressure differential. The AirFicient Air Permeability Tester enhances this established testing approach with maintenance-free range-conversion components for consistent and convenient operation.\u003c\/p\u003e\n\u003cp\u003eThe system can automatically recognize different test fixture sizes, supporting a standard 20 cm² test area as well as optional 100 cm², 50 cm², and 38 cm² test heads. This flexibility allows the tester to accommodate different material types and testing requirements.\u003c\/p\u003e\n\u003cp\u003eAirFicient also supports specimen thicknesses of up to 10 mm, with automated measurement processing designed to compensate for potential physical effects associated with compressed or thicker specimens.\u003c\/p\u003e\n\u003ch3\u003eConnected Laboratory Air Permeability Testing Systems\u003c\/h3\u003e\n\u003cp\u003eModern laboratory testing systems reduce manual data handling through digital controls and connected test management. AirFicient can connect to a facility's Wi-Fi network and pair with the SmarTexLab smartphone app, allowing users to monitor active tests, configure instrument settings, receive equipment notifications, and share test data.\u003c\/p\u003e\n\u003cp\u003eThe system supports 16 measurement units, including mm\/s, cfm, L\/m²\/s, and m³\/min\/m², providing flexibility for laboratories working with different testing specifications and reporting requirements. Automated calculations and digital result processing help streamline testing and support consistent quality control across textile laboratories, manufacturers, and brand inspection teams.\u003c\/p\u003e\n\u003ch2\u003eTheoretical Models and Measurement Corrections\u003c\/h2\u003e\n\u003cp\u003eUnderstanding air permeability measurement involves several physical factors, including airflow behavior, material resistance, fiber structure, specimen thickness, and pore characteristics. Mathematical models help describe how air moves through porous textile structures under different testing conditions.\u003c\/p\u003e\n\u003ch3\u003eLaminar Flow and Non-Linear Airflow\u003c\/h3\u003e\n\u003cp\u003eDarcy's law provides a fundamental model for airflow through porous materials under conditions where flow remains relatively stable and laminar. At higher airflow rates or when testing dense technical materials, however, pressure loss may no longer follow a simple linear relationship.\u003c\/p\u003e\n\u003cp\u003eFor these conditions, more advanced models, including the Ergun equation, can help describe non-linear pressure-flow behavior through porous structures. These models account for factors such as fluid viscosity, material structure, and resistance created by the individual fibers.\u003c\/p\u003e\n\u003ch3\u003eAirflow Permeability and Flow Resistance\u003c\/h3\u003e\n\u003cp\u003eAir permeability and airflow resistance are closely related properties used to characterize porous materials. By evaluating the relationship between airflow and pressure differential, testing systems can determine how readily air passes through a specimen.\u003c\/p\u003e\n\u003cp\u003eMaterial structure, thickness, porosity, fiber arrangement, and air viscosity can all influence measured airflow. Accurate laboratory testing therefore requires controlled pressure conditions and precise airflow measurement to produce consistent results.\u003c\/p\u003e\n\u003ch3\u003ePore Structure and Air Permeability\u003c\/h3\u003e\n\u003cp\u003eFor tightly woven and highly structured textiles, pore characteristics have a significant influence on airflow behavior. Factors such as pore size, open area, pore distribution, and overall porosity affect the amount of air that can pass through the material.\u003c\/p\u003e\n\u003cp\u003eBy combining controlled pressure differentials with precise airflow measurement, an air permeability tester provides quantitative data that can be used to evaluate the relationship between textile structure and air passage. This makes air permeability testing valuable for fabric development, material comparison, quality control, and performance evaluation.\u003c\/p\u003e\n\u003ch2\u003eAir Permeability Tester – AirFicient Technical Specifications\u003c\/h2\u003e\n\u003ctable class=\"table\" border=\"1\" cellpadding=\"1\" cellspacing=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMeasurement units\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003emm\/s, m\/s, l\/m²\/s, ft³\/min\/ft², cfm, cm³\/s\/cm², l\/s\/cm², l\/m²\/min, 1\/dm²\/min ,l\/min, m³\/min, dm³\/s, m³\/s\/m², m³\/min\/m², m³\/h\/m², ft³\/s\/ft²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTest Mode\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTest head\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e20 cm² (standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTest pressure\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e10 ~ 2,500 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAir velocity\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e0.6 ~ 10,000 mm\/s (20 cm²)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMeasurable sample thickness range\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e0 ~ 10 mm (other thicknesses and fixtures can be customized)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTesting Accuracy\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e\u0026lt; +\/-2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOptional test heads\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e5 cm², 25 cm², 38 cm², 50 cm², 100 cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e220\/110V 50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e125kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimension\u003c\/th\u003e\n\u003ctd class=\"text-align-center\"\u003e970*400*970 mm(L*W*H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv id=\"gtx-trans\"\u003e\n\u003cdiv class=\"gtx-trans-icon\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":52857678561591,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/air-permeability-tester-airficient1599998702.webp?v=1786978107","url":"https:\/\/qualitest.us\/es\/products\/air-permeability-tester-airficient","provider":"Qualitest USA LC","version":"1.0","type":"link"}