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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.
552
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Electronic components and assemblies
Electrical assemblies rely on a collection of electrical components that have been connected together on a PCB or other surface to perform a specific function.
553
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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.
554
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Methods used in ring crush testing
Two principal methods are recognised for RCT, each with specific advantages:
555
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Introduction to corrugated medium testing
Corrugated medium testing is a key process in the packaging industry, ensuring that materials used in box and carton production meet strict durability and performance standards.
556
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Anchorage strength testing
Definition and purpose
Anchorage strength testing evaluates how securely a component is fixed into place, whether crimped, inserted, bonde
557
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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:
558
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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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We're here to help you
Our team of technical engineers, along with our global network of expert partners, will help you get started and show you how to configure routines to your exact testing requirements.
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Burst testing techniques and equipment
Compressive burst testing
In compressive burst testing, force is applied through a hemispherical probe until the material ruptures.
561
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How is bulk analysis testing performed?
Compression testing
Compression testing is used to assess how materials respond when compacted.
562
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Introduction to edge crush testing (ECT)
The edge crush test (ECT) is a standard method used to evaluate the edgewise compressive strength of corrugated fibreboard.
563
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Mecmesin equipment for torque to turn testing
Mecmesin offers a range of precision torque test systems, including the OmniTest and
564
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Introduction to pull-off and pull-out testing
Pull-off and pull-out testing are widely used to measure the strength, durability, and reliability of materials, adhesives, coatings, and mechanical fixings.
565
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Mecmesin equipment for flexural strength testing
Precision systems for bending tests
Mecmesin’s electromechanical testers, including the MultiTest-dV and
566
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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.
567
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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.
568
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Introduction to penetration and puncture resistance testing
Penetration and puncture resistance testing are essential for evaluating how well a material can withstand force from sharp, pointed, or blunt objects.
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Introduction to compressive hardness
Compressive hardness is a measure of a material’s ability to resist deformation when a compressive load is applied to its surface.
570
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Key methods in shear stress measurement
There are several approaches to measuring shear stress, with rotational shear testing and torsion-based techniques among the most widely used.
571
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Maintenance and calibration of tear testers
To maintain accuracy and extend service life, regular maintenance and calibration are essential.
572
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Speak to an Expert
The Concora Crush Test, as defined in TAPPI T 824, is a critical step in corrugated medium evaluation.
573
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Challenges and considerations
Even with well-defined standards, tear resistance testing can be influenced by:
574
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Tensile deformation and its significance
Tensile deformation occurs when a material is stretched by an axial load, causing it to elongate.
575
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Why is the 90-degree peel test important?
Adhesion is fundamental in industries such as packaging, automotive, constructi