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2126
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Speak to an Expert
Cone penetration testing is a vital element of product safety compliance, particularly in the manufacture of child use articles.
2127
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The Delft tear test is a valuable tool for assessing material performance in applications where durability and safety are critical.
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What is the edge crush test and why is it important?
ECT assesses the capacity of corrugated board to withstand compressive forces along its edge. A higher ECT value generally means the board has greater stacking strength.
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Industry applications
Rotational shear and torque strength tests are used in many sectors, including:
2130
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The 90-degree peel test is an essential method for assessing adhesive performance in packaging, tapes, insulation and industrial applications.
2131
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Maintenance and calibration of tear testers
To maintain accuracy and extend service life, regular maintenance and calibration are essential.
2132
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Case studies and real-world applications
In beef grading, Warner-Bratzler shear testing confirms tenderness classification, ensuring export standards are met.
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Testing methods and equipment
A cleavage strength test requires precise load application and accurate force measurement at the point of separation.
2134
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Compressive shear testing is essential for verifying adhesive bond strength, layered composite integrity, and internal shear resistance in structural materials.
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Key test standards
Grab method testing is governed by several internationally recognised standards, including:
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Speak to an Expert
The Concora Crush Test, as defined in TAPPI T 824, is a critical step in corrugated medium evaluation.
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Equipment and procedures
SCT testing equipment and tools
Accurate SCT testing requires equipment that can apply controlled and repeatable loads:
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Three-point vs four-point bend testing
In a three-point bend test, force is applied at a single midpoint. In a four-point bend test, two loading noses distribute the load over a larger section of the specimen.
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Assuma o controle de seus testes de torque
O teste de torque é uma forma de determinar como um objeto reagirá quando for girado - durante a operação normal ou torcido até que falhe ou quebre deliberadamente.
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Take control of your torque testing
Torque testing is a way of determining how an object will react when it is being turned - during normal operation or being twisted until it deliberately fails or breaks.
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Loop tack test standards
Several international standards govern loop tack testing to ensure results are consistent and repeatable:
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Introduction to edge crush testing (ECT)
The edge crush test (ECT) is a standard method used to evaluate the edgewise compressive strength of corrugated fibreboard.
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Cord, rope and netting
Cord, rope and netting all rely on their inherent strength to perform the essential tasks of tying, lifting and dragging.
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Key methods in shear stress measurement
There are several approaches to measuring shear stress, with rotational shear testing and torsion-based techniques among the most widely used.
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Procedimento de ensaio
A realização do teste de penetração e arrastamento da agulha envolve várias etapas:
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Equipment and techniques
Accurate T-peel testing requires precise, calibrated instruments.
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Choosing the right tear testing equipment
Selecting the correct tear tester depends on the type of material, accuracy requirements, testing volume, and available budget.
Factors to consider:
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Interpreting results and ensuring accuracy
Accurate results rely on correct setup and consistent procedures:
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Case studies - real-world applications
Medical vial stoppers
A pharmaceutical company tested rubber vial stoppers to ASTM F2132 to ensure they resisted accidental puncture during handling.