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The concentric ring method
The most widely used approach to equibiaxial flexure compression testing is the concentric ring method. A circular specimen is supported on an outer ring and loaded through a smaller, concentric inner ring.
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Why removal torque is important
Removal torque is critical to packaging performance and user experience.
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Coefficient of friction (COF) explained
Understanding the COF formula
The coefficient of friction (μ) is a dimensionless value calculated as:
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Significance of connector extraction resistance
Extraction resistance is the connector’s ability to maintain a secure fit during use while still allowing disconnection when necessary. This is especially important where connectors are repeatedly mated and unmated, such as:
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Why automate?
Automation transforms the way you approach quality control and testing, turning a time-consuming and labour-intensive process into a more efficient and cost-effective operation.
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Introduction to chord modulus
Chord modulus is a key parameter in material testing, providing engineers and quality control teams with a precise measure of a material’s stiffness under defined loading conditions.
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Manual controls and switches
Switches come in many different configurations... toggle, rotary, mercury, push-button, reversing, relay and circuit breaker.
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Typical values of Young’s modulus:
Steel: ~200 GPa
Aluminium: ~70 GPa
PET (Polymer): ~2–3 GPa
Rubber: ~0.01–0.1 GPa
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Speak to an expert
Speak to one of our technical specialists today to discuss your shear testing in tension requirements and discover how Mecmesin can help you achieve accurate, compliant, and repeatable results.
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Expert support when you need it
Need more hands-on help? Our technical support team is here for you - remotely or onsite - delivered directly or in partnership with our global network of expert distributors.
We offer:
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As a company, we want to take an active role in equipping the up-and-coming leaders of the US technical industry. That is why we work with technical programs to build this next generation of technical students.
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Speak to an Expert
To learn how automated test calculations and advanced software could benefit your quality assurance, production or R&D processes, speak to a Mecmesin specialist.
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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.
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Speak to an Expert
Our technical team can help you select and configure the right torque testing system for your rotational shear requirements.
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Introduction to friction and its importance
Friction is the resistive force that occurs when two surfaces interact. It plays a fundamental role in engineering and manufacturing.
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Importance of child-resistant closures
Child-resistant closures are a critical safety feature for packaging containing pharmaceuticals, che
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Speak to an expert
Speak to one of our technical specialists today to discuss your single lap shear testing requirements and discover how Mecmesin can help you optimise your adhesive performance evaluation.
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Impact of environmental factors
Temperature and mechanical properties
Temperature can significantly affect tangent modulus:
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Steel: ~200 GPa
Aluminium: ~70 GPa
PET (Polymer): ~2–3 GPa
Rubber: ~0.01–0.1 GPa
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Get help with your products
Whether you're setting up a new test system or looking for documentation on an existing one, our online Support Center is the first place to start.
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Speak to an expert
Discuss your requirements with a Mecmesin specialist to identify the right tension testing solution for your product and process.
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Speak to an expert
To discuss your ring crush testing requirements and identify the most suitable Mecmesin system for your application, speak to one of our technical experts today.
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Common challenges in fastening torque
Believing tighter is always better, leading to over-torquing.
Ignoring lubrication effects, which can reduce the torque needed for the same clamping force.
Relying on uncalibrated hand tools, which can produce inconsistent res
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Conclusion and Best Practices
Adhering to ISO 11040-4 Annex F is essential for manufacturers of pre-filled syringes. Using the right equipment and following best practices ensures that your products meet safety and quality standards.