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Chargement par le haut
Les essais de charge supérieure (également connus sous le nom d'"écrasement de colonne" et de "résistance à la force axiale") sont principalement effectués sur des récipients en plastique moulés par soufflage, thermoformés ou moulés par injection.
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Top-Load
Top-load testing (also known as 'column-crush' and 'axial force resistance') is performed mainly on blow moulded, thermoformed or injection moulded plastic containers.
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Test Frame
Couplemètre Vortex-dv
Couplemètre Vortex
Un couplemètre robuste à deux colonnes capable d’appliquer un couple jusqu’à 10 Nm (90 lbf.in). Grand et assez large pour accepter une variété d’éprouvettes d’essai, mais compact pour être utilisé comme appareil de laboratoire.…
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Common challenges in yield point testing
Specimen alignment issues
Misalignment during clamping can cause uneven stress distribution, resulting in inaccurate readings.
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Grab method vs strip method
Compared with the strip method (as defined by ISO 13934-1), which grips the full width of the fabric, the grab method
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Procedure for tensile testing
While the specifics vary depending on material type and applicable standards, the general procedure includes:
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How is torque to turn testing performed?
Torque to turn testing typically involves mounting the test specimen in a secure fixture, aligning the axis of rotation, and applying torque until the component begins to move.
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Compliance with industry standards
Mecmesin torque systems are engineered to comply with industry standards, including ASTM D7860-14 for chil
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Testing procedures for electrical connectors
For electrical connectors, insertion and withdrawal testing is essential to ensure reliable contact, mechanical robustness, and compliance with relevant standards.<
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Magnets and solenoids
Solenoids, a type of electromagnet generating a uniform magnetic field when an electric current is passed through it, have applications in many different types of industries.
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Comparative analysis of testing standards
Different standards address specific materials and applications:
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Understanding shear testing in tension
Shear testing in tension is a mechanical method used to measure the resistance of a material or bonded joint to forces acting parallel to the bonding surface.
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Types of friction
Static friction
Static friction prevents an object from moving when a force is applied.
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What is peel testing
A peel test measures the force needed to separate two bonded materials, usually by applying force at a set angle until the adhesive bond fails.
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Mecmesin equipment for 90-degree peel testing
Mecmesin provides a range of test systems designed for peel and adhesion applications:
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Standards for box crush testing
ASTM D642-00
This standard specifies methods for determining the compressive resistance of shipping containers, both filled and empty.
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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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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
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Introduction to fabric testing
Fabric testing plays a critical role in quality assurance, helping manufacturers assess the mechanical, physical, and chemical properties of textile materials.
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Standards for rotational shear testing
ASTM D3658
This standard specifies the method for determining the torque strength of adhesive bonds, particularly UV-cured adhesive joints.
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Mecmesin equipment for compressive strength testing
Precision solutions for measuring ultimate compressive strength
Mecmesin’s OmniTest and
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Understanding ASTM D2718 standards
The ASTM D2718 standard sets out the procedures for conducting planar shear tests on structural panels using the
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Mecmesin equipment for torque testing
Mecmesin has decades of expertise in closure torque measurement, offering solutions designed for accuracy, repeatability and easy integration into quality control processes.
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Plastic components and sub-assemblies
The successful design and production of plastic components requires careful attention to be paid to many elements. The choice of plastic material depends on the desired performance characteristics - will parts be under constant load?