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801
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Introduction to tangent modulus
In materials science and engineering, understanding how materials respond to stress is essential for ensuring safety, performance, and longevity. One key parameter used to characterise this behaviour is the tangent modulus.
802
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Why is ultimate compressive strength important?
Ultimate compressive strength is a critical parameter in engineering design, safety, and product validation.
803
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Why is torque testing important in packaging?
Torque testing underpins closure performance, ensuring that products remain sealed and safe throughout distribution, storage and use.
804
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Understanding compressive properties
Compressive properties describe how a material responds to being pressed, squeezed or compacted.
805
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Shear modulus equation
Shear modulus (G) and Young’s modulus (E) are both measures of a material’s stiffness - but under different types of loading.
806
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Types of torque in packaging
Application torque
Application torque is the force used to secure a closure onto a container during the capping process.
807
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Testing applications
Gymnastic equipment safety
Gymnastic rings, beams, and mats are tested to ensure they absorb impacts without losing integrity or rebound performance.
808
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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).
809
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Introduction to rotational shear testing
Rotational shear testing is a specialised method used to measure the torque or twisting force required to deform a material or component.
811
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Testing solutions and equipment
Essential equipment
Cone point probe - typically 8 mm in diameter with capacity for up to 500 N.
812
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Mecmesin peel test machines
Mecmesin offers a full range of peel test machines and fixtures designed for precise, repeatable measurements of adhesive bond strength.<
813
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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.
814
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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.
815
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Difference between tangent modulus and other moduli
Tangent modulus vs secant modulus
While both describe stiffness, their calculation methods differ:
816
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Applications of loop tack testing
Packaging
Checks resealable closures, tamper-evident labels, and PSA seals to ensure adequate instant tack for both production and consumer use.
817
Caso de estudio
Plastic styled motor fluid container land surface seal adhesive peel
Requirement
Bullsone is Korea’s leading manufacturer of auto care products. They offer a wide range of cleaning and preserving products for components used in vehicle exterior and interior body trim.
818
Caso de estudio
Primates muerden fuerza y fractura
Requisito Hull York Medical School combina investigación y enseñanza en anatomía y evolución humana en su Centro de Ciencias Anatómicas y Humanas.
819
Caso de estudio
Jeringa aguja resistencia a la fractura bajo cargas de flexión
Requisito Dong-A ST, con sede en Corea del Sur, se está consolidando como una compañía global en el campo de las drogas farmacéuticas éticas.
820
Caso de estudio
Prueba de flexión de tres puntos de espuma de tabla de surf
Requisito Una empresa que fabrica piezas en bruto para tablas de surf, hecha de espuma rígida de poliuretano (PU), lleva a cabo un estricto programa de pruebas para garantizar la rigidez de la espuma y la resistencia del producto final de la
821
Software
Emperor Torque software
Emperor™ Torque software
Easy-to-use software with almost limitless freedom to design and customise torque tests to suit your needs. Developed by Mecmesin in close collaboration with our customers, Emperor™ is now trusted by over 5,000 companies for the…
822
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Equipment for loop tack testing
Mecmesin loop tack testers are designed for precision, repeatability, and compliance with industry standards.
823
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Standards for tension testing
Key standards
ISO 527 - Tensile testing of plastics, covering tensile strength, modulus and elongation
AS
824
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How is the 135° peel test performed?
Specimen preparation
Test specimens are usually strips cut from the sealed edge of a tray or container.
825
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Why Mecmesin for cleavage strength testing
Precision systems for varied materials
Mecmesin provides test solutions for both timber cleavage strength and structural adhesive evaluation.