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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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Comparison with other peel tests
A 90° peel test is often used for flexible packaging films.
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Standards and guidelines
Accurate and comparable cleavage strength testing depends on following recognised international standards.
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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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Understanding flexural strength
Flexural strength (modulus of rupture) refers to a material’s resistance to deformation under load.
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Standard test methods for floating roller peel
Several international standards define procedures for floating roller peel testing:
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Applications and importance of breaking torque testing
Applications across sectors
Breaking torque testing plays a central role in confirming that products are not only functional, but also durable and safe throughout their lifecycle.
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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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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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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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How is compression texture testing performed?
Test methods and parameters
A typical test places the sample on a stable platform beneath a compression plate or probe.
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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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Speak to an expert
The climbing drum peel test is a critical method for evaluating adhesive bond strength where performance and safety cannot be compromised.
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Applications across industries
T-peel testing is widely used in industries where adhesive bonds are critical:
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Comparing compressive and tensile modulus
While compressive modulus measures stiffness under compression, tensile modulus measures stiffness under tension.
Key differences:
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Speak to an Expert
Equibiaxial flexure compression testing via the concentric ring method is a powerful tool for evaluating material strength under realistic, multi-directional stresses.
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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 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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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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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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Why is the 135° peel test important?
Seal strength testing plays a vital role in packaging quality control.
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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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Coefficient of friction (COF) explained
Understanding the COF formula
The coefficient of friction (μ) is a dimensionless value calculated as:
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Software
VectorPro MT software
VectorPro® MT software
VectorPro MT is an advanced materials testing software package developed to perform tensile, shear, bend and compression tests on a whole array of materials. Present measurement data graphically and issue customised test reports.…
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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: