{"product_id":"falling-dart-impact-tester-qt-fdit","title":"Falling Dart Impact Tester QT-FDIT","description":"\u003ch2\u003eFalling Dart Impact Tester QT-FDIT\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT Falling Dart Impact Tester is a high-precision testing instrument designed to evaluate the impact resistance of plastic films, sheets, steel plate coatings, and other flexible materials. By measuring a material's ability to withstand the force of a freely falling dart, it provides accurate and repeatable results for durability assessment, packaging performance, and product quality verification.\u003c\/p\u003e\n\u003cp\u003eBuilt with an intelligent control system, intuitive user interface, and flexible testing functions, the QT-FDIT delivers reliable performance across research laboratories, educational institutions, manufacturing facilities, and quality control environments. It supports consistent impact testing, helping manufacturers improve material performance, verify product reliability, and meet industry testing requirements.\u003c\/p\u003e\n\u003ch2\u003eFalling Dart Impact Tester QT-FDIT Overview\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT Falling Dart Impact Tester is a precision laboratory instrument designed to measure the impact resistance of plastic films, plastic sheets up to 1 mm thick, steel plate coatings, and other flexible materials. It determines the energy required to cause failure by dropping a dart from a specified height onto the test specimen, delivering accurate and repeatable impact resistance data.\u003c\/p\u003e\n\u003cp\u003eThe tester expresses impact performance in terms of energy (mass), providing valuable information for material evaluation, product development, and quality assurance. It helps identify materials with insufficient toughness that may experience punctures, tears, or surface damage during handling, transportation, and storage, supporting improved packaging performance and product protection throughout the distribution process.\u003c\/p\u003e\n\u003cp\u003eDesigned with an intuitive interface and dependable testing performance, the QT-FDIT is suitable for research laboratories, universities, manufacturing facilities, testing centers, and quality control departments requiring consistent impact testing in accordance with international standards.\u003c\/p\u003e\n\u003ch3\u003eTest Principle\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/Falling_20Dart_20Impact_20Tester_20QT-FDIT_20-_20Desc1.webp?v=1785234358\" alt=\"Falling Dart Impact Tester QT-FDIT\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe QT-FDIT performs falling dart impact testing using Method A or Method B. Before testing begins, the operator selects the appropriate test method and determines the initial dart mass (m) and mass increment (Δm).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIf the first specimen fails, reduce the dart mass by the selected increment (Δm).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf the first specimen remains intact, increase the dart mass by the selected increment (Δm).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContinue testing each specimen by adjusting the dart mass according to the previous result. After testing 20 specimens, record the total number of failed specimens (N).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIf N = 10, the test is complete.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf N \u0026lt; 10, continue testing additional specimens until the total number of failures reaches 10.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf N \u0026gt; 10, continue testing until 10 consecutive specimens pass without failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOnce the testing sequence is complete, the system automatically calculates the impact resistance result based on the recorded data.\u003c\/p\u003e\n\u003cp\u003eDefinitions:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003em – Initial mass of the dart during the first drop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eΔm – Mass increment added to or removed from the dart after each test based on the previous specimen's result.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis standardized procedure delivers accurate, repeatable, and reliable impact resistance measurements for plastic films, sheets, coatings, and related materials.\u003c\/p\u003e\n\u003ch3\u003eStandards\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eASTM D1709\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eISO 7765-1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eJIS K7124\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication:\u003c\/h3\u003e\n\u003ctable class=\"table\" border=\"1\" cellpadding=\"1\" cellspacing=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlastic film,\u003cbr\u003esheet\u003c\/td\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/Plastic_20Sheet.webp?v=1785234388\" alt=\"Falling Dart Impact Tester QT-FDIT\"\u003e\u003c\/td\u003e\n\u003ctd\u003eQT-FDIT Falling Dart Impact Tester is designed for free-falling dart impact resistance testing of plastic films and sheets. It is suitable for evaluating a wide range of flexible packaging materials, including PE films, PP films, multilayer composite films, aluminized films, aluminum-plastic laminate films, nylon films, and plastic sheets used in food, pharmaceutical, medical, and industrial packaging. The tester provides accurate impact resistance measurements to support material development, product quality verification, and compliance with international testing standards.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFalling Dart Impact Tester QT-FDIT Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIntuitive Touchscreen Control: Features a responsive color touchscreen with a clear, easy-to-navigate interface for streamlined test setup and operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModern Operating Interface: Designed with a clean, user-focused interface that simplifies testing procedures and improves workflow efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMultiple Test Modes: Supports ASTM D1709 Method A, Method B, and single-point testing, providing flexible testing options within one instrument.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic Dart Release System: Electromagnetic dart holding and release technology delivers precise, repeatable drops while reducing operator-related variations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmart Test Automation: An intelligent testing sequence automates key functions, improving testing efficiency and delivering consistent, reliable results.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePneumatic Specimen Clamping: Pneumatic clamping and release secure the specimen during testing, enhancing repeatability while reducing setup time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReal-Time Test Data Display: Test parameters and results are displayed instantly on the LCD touchscreen, eliminating manual recording and simplifying data review.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic Result Calculation: The integrated software automatically analyzes test data and calculates impact resistance values without manual calculations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated Thermal Printer: Built-in printer provides fast, on-site printing of test reports for convenient documentation and record keeping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eData Storage and Retrieval: Stores up to 30 test records, allowing quick data searches, result review, and efficient test history management.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow the QT-FDIT Falling Dart Impact Tester Measures Material Failure\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT Falling Dart Impact Tester measures the impact resistance of flexible packaging materials by determining the amount of energy required to cause failure. It is ideal for testing PE films, PP films, multilayer composite films, aluminized films, aluminum-plastic laminate films, nylon films, pharmaceutical packaging films, food packaging films, and plastic sheets up to 1 mm thick.\u003c\/p\u003e\n\u003cp\u003eDuring testing, a weighted dart with a hemispherical head is released from a specified height onto the center of a securely clamped specimen. The test identifies the dart mass that produces failure in 50% of the tested samples, providing accurate and repeatable data for material evaluation, quality control, and packaging performance verification.\u003c\/p\u003e\n\u003ch2\u003eStandard Falling Dart Impact Testing Procedure\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT follows a simple, repeatable testing sequence designed for consistent results. The test specimen is positioned flat and securely held by the integrated pneumatic clamping system to prevent movement throughout the test.\u003c\/p\u003e\n\u003cp\u003eAn electromagnetic dart holding and release mechanism positions the dart before automatically releasing it at the selected test height. This automated process minimizes operator-related variation and improves testing consistency.\u003c\/p\u003e\n\u003cp\u003eThe instrument supports both internationally recognized test methods:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMethod A: 660 mm drop height with a 38 mm dart head and a mass range of 50–2,000 g.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMethod B: 1,500 mm drop height with a 50 mm dart head and a mass range of 300–2,000 g.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTesting follows the standard staircase procedure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSelect the initial dart mass (m) and mass increment (Δm).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf the specimen fails, reduce the dart mass by Δm for the next test.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf the specimen remains intact, increase the dart mass by Δm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinue testing additional specimens while adjusting the dart mass according to the previous result.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAfter testing 20 specimens, the system records the total number of failed specimens (N).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIf N = 10, the test sequence is complete.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf N \u0026lt; 10, continue testing until 10 failures are recorded.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf N \u0026gt; 10, continue testing until the procedure satisfies the standard acceptance criteria.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe integrated software automatically analyzes the collected data and calculates the final impact resistance value, eliminating manual calculations while improving testing efficiency.\u003c\/p\u003e\n\u003ch2\u003eCompliance with International Testing Standards\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT Falling Dart Impact Tester is designed in accordance with internationally recognized testing standards, delivering reliable and repeatable impact resistance measurements accepted by manufacturers, laboratories, and quality assurance facilities worldwide.\u003c\/p\u003e\n\u003cp\u003eSupported Standards\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eISO 7765-1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eASTM D1709\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eJIS K7124\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable class=\"table\" border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent \/ Step\u003c\/th\u003e\n\u003cth\u003eQT-FDIT Method Description\u003c\/th\u003e\n\u003cth\u003eWhy It Matters for Quality Control\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePneumatic Specimen Grips\u003c\/td\u003e\n\u003ctd\u003eSqueezing the plastic tight with pneumatic clamps\u003c\/td\u003e\n\u003ctd\u003eKeeps the film from sliding around, giving you highly repeatable results every single time.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDart Head Profile\u003c\/td\u003e\n\u003ctd\u003eA round, smooth dome-shaped nose-cone (Φ38 mm or Φ50 mm)\u003c\/td\u003e\n\u003ctd\u003eThe shape of the nose changes how the plastic stretches, simulating a corner puncture during transit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop Conditions\u003c\/td\u003e\n\u003ctd\u003eSpecific weights dropped from exact heights (660 mm or 1500 mm)\u003c\/td\u003e\n\u003ctd\u003eSets up the exact speed and energy of the smash for different types of packaging.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStaircase Mass Adjustment\u003c\/td\u003e\n\u003ctd\u003eAdding or shedding weight (∆m) after each hit\u003c\/td\u003e\n\u003ctd\u003ePinpoints the breaking point fast without consuming unnecessary testing material.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEndpoint Determination\u003c\/td\u003e\n\u003ctd\u003eCalculating the weight once 10 sheets break (N=10)\u003c\/td\u003e\n\u003ctd\u003eThe intelligent operating system automatically identifies results, delivering the standardized stamp of approval your buyers demand.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eThe Science Behind Falling Dart Impact Testing\u003c\/h2\u003e\n\u003cp\u003eThe QT-FDIT Falling Dart Impact Tester evaluates how much impact energy a material can absorb before it punctures, tears, or fractures. During testing, a weighted dart with a hemispherical head strikes the center of a securely clamped specimen from a specified height. The resulting damage provides a reliable indication of the material's impact resistance and overall durability.\u003c\/p\u003e\n\u003cp\u003eThe hemispherical dart head creates a controlled impact that closely simulates real-world conditions encountered during handling, transportation, and storage. This testing method is particularly effective for flexible packaging materials, including PE films, PP films, multilayer composite films, aluminized films, aluminum-plastic laminate films, nylon films, and pharmaceutical or food packaging films.\u003c\/p\u003e\n\u003cp\u003eBy analyzing the point at which the material begins to deform and ultimately fails, manufacturers gain valuable data for material selection, product development, packaging optimization, and quality assurance.\u003c\/p\u003e\n\u003ch2\u003eKey Factors That Influence Test Accuracy\u003c\/h2\u003e\n\u003cp\u003eAccurate and repeatable falling dart impact test results depend on maintaining consistent testing conditions throughout every evaluation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSpecimen Thickness and Surface Condition: Uniform specimen thickness, smooth surfaces, and properly prepared samples help produce reliable and repeatable impact resistance measurements. Materials should meet the specified thickness requirements for the selected test method.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDrop Height and Impact Velocity: The selected test method determines the correct drop height and impact speed. The QT-FDIT supports both Method A and Method B, delivering precise testing conditions that comply with international standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure Specimen Clamping: Movement during impact can affect test accuracy. The integrated pneumatic clamping system firmly secures each specimen to maintain consistent positioning throughout the test.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConsistent Dart Release: The electromagnetic dart holding and automatic release mechanism delivers a straight, repeatable drop while minimizing operator-related variation that could influence the results.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomated Data Processing: Integrated software automatically analyzes test data and calculates impact resistance values, reducing manual calculations and improving testing efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy controlling these critical variables, the QT-FDIT Falling Dart Impact Tester delivers dependable, repeatable results for material research, product development, manufacturing, and quality control while supporting compliance with international testing standards.\u003c\/p\u003e\n\u003ch2\u003eFalling Dart Impact Tester QT-FDIT Specification\u003c\/h2\u003e\n\u003ctable class=\"table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eTechnical Parameters\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement methods\u003c\/td\u003e\n\u003ctd\u003eMethod A, Method B, single chip test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest Range\u003c\/td\u003e\n\u003ctd\u003eMethod A: 50~2000 g; Method B: 300~2000 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle chip test range\u003c\/td\u003e\n\u003ctd\u003e20 g, 25 g, 40 g, 60 g, 80 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.1 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDart head size\u003c\/td\u003e\n\u003ctd\u003eMethod A: Φ38 mm±1 mm，Method B: Φ50 mm±1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight size\u003c\/td\u003e\n\u003ctd\u003eMethod A: Φ30 mm，Method B: Φ45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA method weight\u003c\/td\u003e\n\u003ctd\u003eMethod A weight: 5g, 8 pieces each for 15g, 30g, 80g, 16 pieces for 120g (Method A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB method weight\u003c\/td\u003e\n\u003ctd\u003eMethod B weight: 8 pieces each for 15g, 45g, 90g, 9 pieces for 180g (Method B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpact height\u003c\/td\u003e\n\u003ctd\u003e1500 mm\/660 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFixture\u003c\/td\u003e\n\u003ctd\u003ePneumatic clamp, outer diameter 150 mm, inner diameter 125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGas source\u003c\/td\u003e\n\u003ctd\u003eCompressed air, 0.6~0.8 MPa – Gas Source to be provided by the user\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir supply interface\u003c\/td\u003e\n\u003ctd\u003eΦ6 mm gas tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e510 mm×440 mm×1300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e50 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003eAC 220 V，50 Hz (110V available upon request)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e75 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":52732095693111,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/falling-dart-impact-tester-qt-fdit347535129.webp?v=1785234648","url":"https:\/\/qualitest.us\/ar\/products\/falling-dart-impact-tester-qt-fdit","provider":"Qualitest USA LC","version":"1.0","type":"link"}