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What is yield point?
The yield point is the point on a stress-strain curve where a material begins to deform plastically. Before this point, deformation is elastic and reversible. Beyond it, the material undergoes permanent change.
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Selecting compression testing equipment
Choosing the right testing system is critical for accurate and repeatable results. Factors such as force range, sample type and testing throughput influence equipment selection.
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What is the trapezoidal tear test?
The trapezoidal tear test is a mechanical method used to determine the tear strength of flexible sheet materials.
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Comparison with other peel tests
A 90° peel test is often used for flexible packaging films.
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What is top-load testing?
Top-load testing, also known as column crush testing, is a method used to evaluate the ability of a packaging component to withstand a vertical compressive force without deforming or failing.
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Standards and guidelines
Accurate and comparable cleavage strength testing depends on following recognised international standards.
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Why tension testing is important
Tension testing supports quality assurance, product development and regulatory compliance in many industries.
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Tools and techniques for measuring torque
Manual vs motorised torque testers
Manual torque testers are suited to spot checks or lower-volume testing.
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What is the Concora crush test?
Definition and overview
The Concora Crush Test (CCT) is a standardised method used to measure the crush strength of corrugated medium, specifically the fluted inner layer of corrugated board.
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Applications in industry
The Delft tear test is used wherever rubber and thermoplastics need to maintain performance under stress. Common uses include:
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What is extrusion testing?
Extrusion testing involves forcing a food sample through a shaped orifice, grid, or opening while measuring the resistance to movement.
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Introduction to insertion and withdrawal testing
Insertion and withdrawal testing is a critical method for evaluating the performance, durability, and reliability of components that require secure and repeatable connections.
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Why choose Mecmesin for tensile strength testing
Mecmesin has decades of experience in tensile testing, offering systems that deliver precision, repeatability, and compliance with industry standards.
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Overview of TerraFixing
TerraFixing is dedicated to combating climate change through affordable and scalable Direct Air Carbon Capture (DAC).
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Introduction to loop tack testing
Loop tack testing is a specialist method used to evaluate the initial tack, or quick stick, of pressure-sensitive adhesives (PSAs).
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Applications across industries
T-peel testing is widely used in industries where adhesive bonds are critical:
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Coefficient of friction (COF) explained
Understanding the COF formula
The coefficient of friction (μ) is a dimensionless value calculated as:
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Importance of peel testing in industry
Peel testing is vital in industries where bonding performance affects safety, function, and compliance. Typical applications 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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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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Key mechanical testing methods
Short span compression testing differs from conventional compression tests because it uses a minimal support length to eliminate bending effects.
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Introduction to yield point testing
Yield point testing is essential for understanding the mechanical behaviour of materials.
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Compression testing standards
Following recognised standards ensures test data is reliable and comparable. Standards specify specimen preparation, testing speeds, calculations and reporting methods.
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FAQs about compressive strength testing
How is compressive strength different from tensile strength?
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Why is the 135° peel test important?
Seal strength testing plays a vital role in packaging quality control.