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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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Applications across industries
T-peel testing is widely used in industries where adhesive bonds are critical:
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Secant modulus compared to other moduli
Different moduli are used to describe the stiffness of materials, each calculated at different points on the stress-strain curve:
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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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Applications in industry
Engineering and manufacturing uses
Tangent modulus testing supports design validation and process control in sectors where materials operate near or beyond the elastic range, for example:
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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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What is the box crush test?
The box crush test (BCT) is a widely used method for measuring the compressive strength of fibreboard packaging, particu
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Standards and guidelines
Accurate and comparable cleavage strength testing depends on following recognised international standards.
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Introduction to compressive strength testing
Compressive strength testing is essential for evaluating the ability of materials to withstand axial loads, which are forces that push or pull them.
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What is ultimate compressive strength?
Ultimate compressive strength is the maximum compressive stress a material can sustain before failure.
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The science behind chord modulus
Definition and importance
Chord modulus is determined by drawing a straight line, known as the chord, between two points on the stress-strain curve.
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Applications of compressive modulus testing
Compressive modulus data is essential in sectors where compressive stiffness determines performance and safety.
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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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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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What is elongation at break?
Elongation at break measures how much a material can stretch before it fractures. Expressed as a percentage of the original gauge length, it is a key indicator of ductility and toughness.
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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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Puncture resistance testing methods
Puncture resistance measures the ability of a material to withstand an actual perforation event, simulating damage from sharp or pointed objects.
Applications include:
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Introduction to T-peel testing
T-peel testing is a specialised method for determining the adhesive bond strength between two flexible materials joined together.
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Standards and regulations in shear testing
Several industry standards and protocols govern food shear testing, ensuring repeatable results and regulatory compliance. Examples include:
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Why Mecmesin for puncture and shear testing
Mecmesin offers testing systems for puncture and shear applications across films, fabrics, and boards. Our solutions are engineered for accuracy, repeatability, and compliance with international standards.
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Measurement and testing methods
Techniques for measuring tangent modulus
Tangent modulus is measured during tensile or compression testing, w
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What is double lap shear testing?
Double lap shear testing is a mechanical method used to measure the shear strength of adhesive bonds.
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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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Why choose Mecmesin for test calculations and automation
Proven expertise in force and torque testing
Mecmesin has decades of experience in precision mechanical testing.
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How wing tear testing is performed
Specimen geometry and preparation
Testing accuracy begins with correct specimen preparation. For wing tear tests, samples are cut into shapes with two projecting wings joined by a narrow central region where the tear initiates.