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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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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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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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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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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:
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Best practices in conducting cone penetration tests
Step-by-step procedure
Sample preparation - Condition the sample according to the standard, controlling temperature and humidity where required.
Equipment calibration - Confirm the
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Mecmesin solutions for extrusion testing
Mecmesin offers precision-engineered extrusion testing solutions designed for food texture analysis, built on platforms such as the
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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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Challenges and considerations
Even with well-defined standards, tear resistance testing can be influenced by:
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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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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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Why optimise yield point testing?
Optimising yield point testing delivers measurable benefits:
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The concentric ring method
The most widely used approach to equibiaxial flexure compression testing is the concentric ring method. A circular specimen is supported on an outer ring and loaded through a smaller, concentric inner ring.
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Testing solutions and equipment
Essential equipment
Cone point probe - typically 8 mm in diameter with capacity for up to 500 N.
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Understanding tensile strength in testing
Both pull-off and pull-out testing measure tensile strength, which is the maximum load a specimen can sustain under tension before failure.
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Key methods of penetration resistance testing
Penetration resistance measures a material’s ability to resist intrusion by a probe or object under applied force without tearing, cracking, or losing functional integrity.
Applications include:
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Testing methods for different materials
Rubber and elastomers
Rubber and elastomers are valued for their flexibility and resilience.
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Key ASTM standards for four-point bending
Selecting the correct test standard is essential for meaningful, repeatable results. The following ASTM standards are commonly used for four-point bend testing: