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Key testing methods
Different materials require different approaches to compressive hardness testing. The most common methods are:
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How to conduct a Concora crush test
Step-by-step procedure
Specimen preparation - Cut medium to the required size, typically 152.4 mm by 25.4 mm strips, ensuring clean edges.
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Test method and procedure
Preparing specimens
Material selection - Use representative samples from the batch being tested.
Cutting - Prepare specimens to the exact dimensions specified in
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Understanding ASTM D2718 standards
The ASTM D2718 standard sets out the procedures for conducting planar shear tests on structural panels using the
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Equipment and tools for pull-off and pull-out testing
Accurate and repeatable testing depends on precision equipment and well-designed fixtures. Key components include:
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Standards and compliance
International standards ensure penetration and puncture testing is performed consistently for reliable and comparable results.
Key examples include:
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Step-by-step guide to conducting the ring crush test
Prepare the sample
Cut samples to the required size specified by the relevant standard, typically corresponding to a circumference of 152 mm. Condition the samples at the specified temperature and humidity.
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Medical devices and aids
Medical device manufacturers operate in one of the world’s most competitive and highly-regulated industries, where patient safety is critical.
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How the strip method works
The strip method involves cutting a specimen to a precise width, typically 50 mm or 25 mm depending on the applicable standard, and mounting it in the grips of a tensile testing
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Standards and guidelines for torque testing
Overview of ASTM and CETIE standards
Standardised testing ensures consistency and compliance. Commonly followed guidelines include:
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How peel wheel tests are conducted
Specimen preparation – The bonded material is cut to defined dimensions, ensuring uniformity of size and adhesive application.
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Case study
A Tier 1 automotive supplier used a Mecmesin OmniTest system with VectorPro
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Standards for tension testing
Key standards
ISO 527 - Tensile testing of plastics, covering tensile strength, modulus and elongation
AS
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TAPPI T 824 standard
Overview of the standard
TAPPI T 824 is the internationally recognised standard that specifies the procedures, equipment requirements, and specimen preparation methods for conducting
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ISO 34-2 standards explained
ISO 34-2 specifies the Delft tear test procedure for vulcanised or thermoplastic rubber, ensuring testing is carried out under consisten
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Essential standards for pull-off and pull-out testing
International standards provide consistent methods and equipment requirements for these tests:
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Equipment and techniques
Accurate T-peel testing requires precise, calibrated instruments.
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How to conduct a grab test
A standard grab test involves the following steps:
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Real-world examples
Beverage packaging automation
A global beverage brand used the VortexPro to automate PET bottle cap testing:
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Best practices for reliable torque testing
Accurate and repeatable torque testing depends on attention to several technical factors.
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Challenges and considerations
Even with well-defined standards, tear resistance testing can be influenced by:
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Why optimise yield point testing?
Optimising yield point testing delivers measurable benefits:
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Test methods for textiles and other materials
Flexible materials such as textiles and elastomers require test methods adapted to their specific mechanical behaviour.
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Key standards in compressive deformation testing
Compliance with recognised standards ensures that results are accurate, repeatable, and accepted by regulatory bodies. Examples include:
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Key standards for equibiaxial flexure testing
Internationally recognised standards ensure accuracy, repeatability, and comparability of results. Common references include: