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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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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.
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Types of torque testing methods
Manual torque testing
Manual torque testing uses handheld or bench-mounted torque testers.
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Ultimate Tensile Strength Formula - How to Calculate UTS
The formula to calculate ultimate tensile strength is:
Where:
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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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What is lap shear testing under compression?
Lap shear testing under compressive load is a mechanical test used to determine the strength of adhesive joints subjected to shear forces while under compressive stress.
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What is the 90-degree peel test?
The 90-degree peel test is a mechanical method used to measure the adhesive strength between two bonded materials.
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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.
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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
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How is bulk analysis testing performed?
Compression testing
Compression testing is used to assess how materials respond when compacted.
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Applications across industries
Mecmesin torque to turn systems are used in sectors including:
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What is compression texture testing?
Compression texture testing is a method used to determine how a food product responds when force is applied. It measures properties such as firmness, consistency, and deformability by pressing into the sample with a controlled load.
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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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Introduction to flexural testing
Flexural testing is a core method in materials science, used to evaluate how materials perform when subjected to bending stresses.
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Introduction to needle penetration testing
Needle penetration testing is a precision method used to assess a material’s resistance to penetration by a needle or similar sharp probe.
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Types of peel tests
90° peel test
This method is used for flexible-to-rigid bonds, where the flexible layer is peeled away at a right angle to the substrate. It is common for:
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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.
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Methods used in ring crush testing
Two principal methods are recognised for RCT, each with specific advantages:
294
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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:
295
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Introduction to short span compression tests
The short span compression test (SCT) is a mechanical testing method used to measure the compressive strength of materials over a very short span.
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Key test standards for ball burst testing
ASTM D3787 – Constant-rate-of-traverse (CRT) method
This standard outlines a method for determining the bursting strength of
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Introduction to bridge torque
Definition and importance
Bridge torque refers to the rotational force required to shear the tamper-evident bridges or lugs that connect a screw cap to its locking ring.
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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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Mecmesin equipment for torque to turn testing
Mecmesin offers a range of precision torque test systems, including the OmniTest and