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Difference between tangent modulus and other moduli
Tangent modulus vs secant modulus
While both describe stiffness, their calculation methods differ:
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Understanding compressive properties
Compressive properties describe how a material responds to being pressed, squeezed or compacted.
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Introduction to Delft tear testing
The Delft tear test is a specialised method for determining the tear strength of vulcanised rubber, thermoplastic elastomers and similar flexible materials.
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Standards for the 90-degree peel test
The 90-degree peel test is defined by several recognised international standards, which provide consistent methodology and reporting requirements:
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What is four-point bend testing?
Four-point bend testing determines a material’s flexural strength and stiffness by applying force at two points between two supports.
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ECT vs BCT
While ECT measures the compressive strength of the board material, the box compression test (BCT) measures the strength
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Why Mecmesin for material testing solutions
Expertise across diverse sectors
Mecmesin has decades of experience supporting industries from packaging and oral care to pha
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Procedura di test
L'esecuzione del test di penetrazione e trascinamento dell'ago prevede diverse fasi:
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Comparison with other bending methods
While the five-point bend test is designed to evaluate planar shear, other bending methods address different mechanical behaviours:
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Introduction to breaking torque tests
Breaking torque testing, also known as torque-to-failure is a critical mechanical test used to determine the point at which a component or assembly fails under rotational force.
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Case studies and practical applications
Screw-cap torque test on PET bottles
A beverage manufacturer identified inconsistencies in bridge torque linked to capping machine variability.
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She adds that the Mecmesin testers lend themselves to the learning environment within which they function.
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Types of calculations handled
Mecmesin’s VectorPro software supports a wide range of test calculations, automatically derived from mechanical testing data:
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FAQs about trapezoidal tear testing
What materials can be tested?
Any flexible sheet material including textiles, nonwovens, films, laminates, and membranes.
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Loop tack test procedure
Sample preparation
Cut adhesive strips to the required length and width stated in the chosen standard. Condition the samples at the specified temperature and humidity before testing.
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How is torque testing in packaging performed?
Torque testing can be carried out using manual or automated methods, depending on production volume, precision requirements
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Applications across industries
T-peel testing is widely used in industries where adhesive bonds are critical:
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How is texture testing performed?
Common test types and measurements
Compression tests - assess firmness or hardness by applying a controlled force to compress the sample.
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Universal testing machines (UTMs) made simple
Mecmesin have developed a new range of precision bench-top universal testing machines (UTMs) in single and twin-column formats, for compression and tensile testing from 0.5 to 50 kN loads.
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Speak to an Expert
Chord modulus testing is a core technique for evaluating stiffness in a wide range of materials, from advanced composites to everyday packaging films.
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Applications of running torque testing
Running torque testing is used across a wide range of industries and products, including:
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Modulus of elasticity formula
Young’s modulus (E) is calculated from the linear portion of a stress-strain curve using this formula:
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Puncture and shear testing techniques and equipment
Testing involves applying a force to a clamped specimen until the material fails, with the method determined by the applicable standard.
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Get help with your products
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