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201
Caso de estudio
Abrasion and micro-scratch testing of wood and laminate surfaces
Requirement
The use of natural materials has long been a unique selling point across many consumer product lines.
202
Caso de estudio
Break-loose and sustaining force tests of pre-filled drug cartridges to ISO 11608-3
Requirement
Mechanical pen injectors for delivering drugs, such as insulin, have found increasing acceptance over the traditional vial-and-syringe method. Advances in pen design have made models increasingly user-friendly, allowing superior ac
203
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Strip Torque
Strip torque testing is a specialised method used to evaluate the performance and safety of threaded closures and connectors in packaging, medic
204
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Shear Modulus Guide
Understanding how a material behaves under sliding or twisting forces is essential when selecting the right component for mechanical or structural performance.
205
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bursting strength (sheet rupture)
Bursting strength is the capacity of a material or product to maintain in continuity when subjected to pressure.
206
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Floating roller peel
Floating roller peel testing is a critical method used to evaluate adhesio
207
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Abrasion
Abrasion is the surface wear caused by rubbing with another material. The consumer would expect textiles and other products to withstand a certain amount of deterioration.
208
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What is yield point?
The yield point is the point on a stress-strain curve where a material begins to deform plastically. Before this point, deformation is elastic and reversible. Beyond it, the material undergoes permanent change.
209
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Pharmaceuticals
The pharmaceutical industry is tightly controlled and subject to strict regulations, which means that testing is often at the heart of demonstrating compliance to the various international standards which govern the industry.
210
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Types of compressive shear tests
Test configurations vary according to the material, application, and relevant industry standard.
211
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Why is top-load testing important?
Top-load testing plays a critical role in packaging design, quality assurance and compliance. It helps to:
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Applications in industry
The Delft tear test is used wherever rubber and thermoplastics need to maintain performance under stress. Common uses include:
213
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Test method and procedure
In a climbing drum peel test, one end of a bonded specimen is clamped to a rotating drum while the other end is fixed to the crosshead of the test machine.
214
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Introduction to five-point bend testing
The five-point bend test is a specialised method for assessing the mechanical performance of structural panels, particularly their resistance to planar shear forces.
215
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Applications in industrial settings
Insertion and withdrawal testing is not limited to electrical connectors. It is used to validate the performance of:
216
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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).
217
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Introduction to tear testing
Tear testing is a quality control procedure used to measure the resistance of a material to tearing under controlled conditions.
218
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Applications across industry
The single rip trouser tear method is used in:
219
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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.
220
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Comparison with other peel tests
A 90° peel test is often used for flexible packaging films.
221
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Mechanical properties and accuracy considerations
Tensile testing via the strip method reveals mechanical properties that determine how fabrics perform in use.
222
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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.
224
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Applications in advanced ceramics and composites
Four-point bend testing is the preferred approach for assessing the flexural strength of advanced ceramics<
225
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Introduction to yield point testing
Yield point testing is essential for understanding the mechanical behaviour of materials.