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Tools and equipment for shear testing
Accurate shear testing in tension requires high-quality, precise equipment:
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Testing standards and guidelines
Tension and compression tests are governed by international standards that ensure comparability and regulatory compliance:
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Test standards for compressive strength
The main recognised standards for ring crush testing are:
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Standards for tear resistance testing
While the core principle of wing tear testing remains the same, each standard specifies unique specimen shapes, notch sizes and test speeds. Adhering to these requirements ensures results are valid and comparable.
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Standards and compliance
Commonly referenced standards for tangent modulus testing include:
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Introduction to friction in material science
Friction is a critical factor in how materials behave under movement. It is the resistive force that occurs when two surfaces are in contact and attempt to slide against each other.
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Introduction to cleavage strength testing
Cleavage strength testing is a specialised method for assessing a material or adhesive joint’s ability to resist forces that try to split it apart along a bond line.
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How the strip method works
The strip method involves cutting a specimen to a precise width, typically 50 mm or 25 mm depending on the applicable standard, and mounting it in the grips of a tensile testing
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Speak to an expert
Cleavage strength testing is essential for confirming material and adhesive performance in demanding applications.
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Why is texture testing important?
Texture testing ensures consistent product performance, supports process control, and validates compliance with industry standards. Even small changes in raw materials, processing conditions, or environmental factors can alter texture.
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Tension testing process
Tension testing is the most common method for evaluating tensile deformation and produces quantitative data on how materials behave under controlled pulling forces.
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Applications in the food industry
Extrusion testing supports both product development and quality control for semi-solids and viscous liquids.
Example applications:
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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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Why is compression texture testing important in the food industry?
Texture is often as important as flavour in determining consumer preference.
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Mecmesin’s expertise in fabric testing
Standards-compliant systems
Our OmniTest and MultiTest-dV machines, paired with
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Standards and protocols for shear testing
Following recognised standards ensures accuracy, repeatability, and traceability of results. Common ASTM standards for compressive shear testing include:
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How to conduct a Concora crush test
Step-by-step procedure
Specimen preparation - Cut medium to the required size, typically 152.4 mm by 25.4 mm strips, ensuring clean edges.
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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.
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Introduction to tear resistance testing
Tear resistance testing is a critical mechanical property assessment for flexible materials such as plastics, elastomers, coated fabrics and textiles.
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How shear testing works
Food shear testing replicates cutting or slicing actions. A blade or fixture is passed through a sample while the force required is recorded. The process generally includes:
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Introduction to tension methods
Tension methods are a core approach in texture analysis, used to measure how a material behaves when subjected to a pulling force until it deforms or fails.
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Introduction to T-peel testing
T-peel testing is a specialised method for determining the adhesive bond strength between two flexible materials joined together.
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FAQs about torque to turn testing
What is the difference between breakaway and running torque?