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Introduction to short span compression tests
The short span compression test (SCT) is a mechanical testing method used to measure the compressive strength of materials over a very short span.
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Understanding shear testing in tension
Shear testing in tension is a mechanical method used to measure the resistance of a material or bonded joint to forces acting parallel to the bonding surface.
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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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Benefits of extrusion testing
Extrusion testing delivers measurable benefits for food production:
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Introduction to compressive burst testing
Compressive burst testing is a specialised method for determining the maximum internal pressure a container can withstand before structural failure.
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Importance of child-resistant closures
Child-resistant closures are a critical safety feature for packaging containing pharmaceuticals, che
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ASTM and ISO approaches
ASTM D1938 specifies trouser tear testing for thin plastic films and sheeting, including specimen dimensions, pre-cu
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Measuring compressive modulus
Common testing methods
Internationally recognised standards specify how compressive modulus is measured for different material types and applications:
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Industry standards and compliance
Running torque tests are often performed in line with established industry standards to ensure comparability and acceptance. Relevant examples include:
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Speak to an expert
Selecting the right trapezoidal tear testing setup requires understanding both the material and the relevant standards.
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Compression testing and its applications
Compression testing measures how a material behaves when subjected to forces that reduce its size.
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Understanding peel resistance
Peel resistance is the force required to separate two bonded surfaces through a peeling motion. This force is measured using a tensile test system equipped with a peel fixture.
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Share and analyse data
All test data can be automatically exported in a format of your choice, from text files and tabulated formats, to Microsoft Excel and email. Data can be exported directly through RS-232 for data-analysis packages.
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What is the 90-degree peel test?
The 90-degree peel test is a mechanical method used to measure the adhesive strength between two bonded materials.
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Mecmesin’s expertise in fabric testing
Standards-compliant systems
Our OmniTest and MultiTest-dV machines, paired with
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Speak to an expert
Closure torque testing is vital for ensuring that packaging remains secure, protects contents, and is user-friendly.
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Friction testing methods
Static vs kinetic friction testing
Static friction testing measures the force required to initiate movement.
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Strain at maximum stress explained
Stress is the applied force, and strain is the resulting deformation. As a specimen is loaded, both stress and strain increase until stress reaches its peak value before the material starts to weaken.
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Differences and similarities to other corrugated tests
While TAPPI T 824 focuses on the intrinsic crush strength of pre-fluted medium, other common corrugated tests measure different performance factors:
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Interpreting trapezoidal tear test results
Test results typically report peak tear force in newtons, and sometimes the average force during propagation. Engineers use this data to:
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What is shear modulus?
Shear modulus defines a material’s resistance to shape change under shear forces - where parallel planes slide past one another.
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Why Mecmesin?
With over 40 years of experience, Mecmesin delivers torque testing systems that are precise, easy to use, and fully supported.
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Applications of loop tack testing
Packaging
Checks resealable closures, tamper-evident labels, and PSA seals to ensure adequate instant tack for both production and consumer use.
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Speak to an expert
Choosing the right configuration for a peel test is essential to obtain meaningful data. Test speed, specimen type, fixture design and data analysis all influence the results.
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Case studies
Medical gloves - Manufacturers test to ASTM D412-16 to ensure gloves stretch over the hand without tearing and recover enough for a secure fit.