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926
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Introduction to shear testing
Shear testing is a core method in food texture analysis, used to measure the force required to cut, bite, or deform a food sample.
927
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Why is double lap shear testing important?
The double lap shear test is widely used to determine the performance of adhesives in structural and semi-structural applications. It allows engineers to:
928
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Standards for yield point testing
Yield point testing protocols are defined by recognised international standards, including:
929
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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.
930
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Torque testing methods
Programmable torque testers
Motorised torque testers allow engineers to define torque profiles, control rotational speed, and capture the complete torque-tension curve.
931
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Controls that mean business
Personalised user accounts enable quick access to commonly performed tests, and restricts who can create or run tests, view results and produce reports.
932
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Three-point vs four-point bend testing
In a three-point bend test, force is applied at a single midpoint. In a four-point bend test, two loading noses distribute the load over a larger section of the specimen.
933
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Test setup and equipment
Performing lap shear testing under compression requires careful alignment and use of appropriate fixtures to prevent torsion or uneven load distribution.
934
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Applications across industries
Tensile strength testing is essential in product development, quality control, and certification across multiple sectors:
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Speak to an expert
If you need needle penetration testing for compliance, product validation, or quality control, Mecmesin’s technical specialists can recommend the right solution for your requirements.
936
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Mecmesin equipment for tension testing
Precision and flexibility
Mecmesin offers a wide range of systems for tension testing, from the manually operated MultiTest-dV for low-volume or field te
937
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Overview of common testing standards
Different materials and applications are covered by specific puncture resistance standards, each with its own apparatus and procedure.
938
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Equipment and tools used in testing
Accurate elongation and recovery testing requires tensile testing machines capable of precise load application and displacement measurement. Important features include:
939
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Introduction to compressive modulus
Compressive modulus, also known as the modulus of elasticity in compression, is a key mechanical property describing a material’s ability to resist deformation under compressive load.
940
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Measurement and testing methods
Techniques for measuring tangent modulus
Tangent modulus is measured during tensile or compression testing, w
941
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Mecmesin solutions for T-peel testing
With decades of experience in materials testing, Mecmesin provides accurate, repeatable T-peel testing systems that meet ASTM D1876, ISO 113
942
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Methods used in ring crush testing
Two principal methods are recognised for RCT, each with specific advantages:
943
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Key methods for compressive strength testing
Several methods are used to determine the compressive strength of materials, and the appropriate test depends on the material and the specific industry requirements.
944
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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
945
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What is the edge crush test and why is it important?
ECT assesses the capacity of corrugated board to withstand compressive forces along its edge. A higher ECT value generally means the board has greater stacking strength.
946
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Mecmesin equipment for 135° peel testing
Mecmesin offers a range of test systems designed for peel testing applications.
947
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Key methods of penetration resistance testing
Penetration resistance measures a material’s ability to resist intrusion by a probe or object under applied force without tearing, cracking, or losing functional integrity.
Applications include:
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Typical values of Young’s modulus:
Steel: ~200 GPa
Aluminium: ~70 GPa
PET (Polymer): ~2–3 GPa
Rubber: ~0.01–0.1 GPa
949
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Performing a five-point bend test
Specimen preparation
Cut specimens to the standardised dimensions specified in ASTM D2718.
Ensure surfaces are smooth and free from defects that could affect results.<
950
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How is the trapezoidal tear test performed?
A standard trapezoidal tear test follows a consistent sequence: