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This Digital Tearing Tester is specifically designed for performing Elmendorf method tearing resistance tests on a wide range of materials, including textiles, non-woven fabrics, paper, cardboard, thin films, ventilation tapes, and metal sheets, among others.
Product Introduction of elmendorf tearing tester
Application:
The Elmendorf Tear Tester, also known as the Pendulum Tear Tester, is specifically designed to evaluate fabric tearing resistance. It determines how much force is required to tear fabric using the pendulum tearing method. In this process, a pendulum falls from a designated height, converting its potential energy into kinetic energy to tear the fabric. The instrument measures the force needed to tear the fabric to a specified length, providing an accurate assessment of its tear resistance.
This advanced device features an innovative balanced pendulum plate design, ensuring exceptional accuracy in tear testing. The pendulum arm of the ElmenGuide Elmendorf Tear Tester is uniquely engineered with its center of gravity perfectly aligned with the rotation center when no additional weights are applied. This meticulous design enhances the precision and reliability of the tear resistance measurements.
The Elmendorf Tear Tester adheres to multiple international standards, including ASTM D1424, BS ISO 13937-1, GB/T 3917.1, and ISO 4674-2. Additionally, ASTRAND offers a variety of Elmendorf Tear Strength Testers to meet diverse testing requirements.
Instrument Features:
Automatic Weight Recognition
The tester automatically detects the attached weights and adjusts to the appropriate testing range, ensuring seamless operation.
Enhanced Safety with Human-Centric Design
Equipped with a double-button switch system, the tester prevents accidental activation and improves ease of use for operators.
Precision Engineering and Smooth Operation
The fixture rotates with minimal empty pendulum loss, ensuring stable performance and precise measurements.
Multiple Measurement Units
The tester supports various units, including N, cN, gf, and lbf, offering flexibility for different testing requirements.
Sophisticated Design and Durability
Standards:
ASTM D1424, BS ISO 13937-1, GB/T 3917.1, ISO 4674-2
Technical parameter:
Test range | A hammer: 0~16N B hammer: 0~32N C hammer: 0~64N D hammer: 0~128N |
Test accuracy | ≤±0.2%F·S |
Tear length | 43mm |
Automatic incision length | 20±0.1mm |
Sample size | 100×63mm |
Specimen Holder | Pneumatic |
Working power | AC220V 50Hz 100W |
Size | 560×420×530mm |
Weight | 68Kg |
Principle of the Elmendorf Tear Tester
The Elmendorf Tear Tester operates on a straightforward principle:
1. A weighted pendulum is raised to a specific height, storing potential energy.
2. The specimen is clamped between dynamic and fixed grippers, and a small slit is made in its middle by a cutter.
3. When the pendulum is released, it swings freely, causing the grippers to separate rapidly and tear the specimen.
4. The control system measures the remaining potential energy of the pendulum after the specimen is torn and calculates the energy consumed during the tearing process. This value is used to determine the force required to tear the fabric.
Welcome to ASTRAND, your trusted supplier of professional textile testing instruments. We offer high-quality Elmendorf Tear Testers at competitive prices and are committed to providing quick and efficient service. To learn more about the Elmendorf tear test or to get a quote, visit our website today.
Understanding the Elmendorf Tear Test
Tearing occurs in textiles when worn or subjected to friction, which weakens the yarn, causing it to crack under concentrated loads. This phenomenon makes tearing strength, also known as Elmendorf tear strength, a critical parameter for evaluating textile durability. The Elmendorf Tear Tester is the standard instrument used to measure this property.
Key Insights About the Test:
1. The tester is widely used to determine tear strength across various fabrics.
Its simple structure, ease of use, and reliable data make it indispensable for textile manufacturers and testers.
2. Industries such as textiles, paper, and packaging rely on this device for quality control, although sample preparation standards may vary by industry.
3. Other Names for the Elmendorf Tear Tester
The Elmendorf Tear Tester is often referred to by various names, including:
Elmendorf Tear-Resistant Tester
Elmendorf Tearing Strength Tester
Elmendorf Tear Strength Tester

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