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FAQs about Ultimate Tensile Strength
What is ultimate tensile strength?
Ultimate tensile strength (UTS) is the highest amount of tensile stress a material can resist before it breaks.
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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.
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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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What is the grab method?
The grab method is a tensile testing technique where only the centre of a fabric specimen is gripped during testing — typically using 100 mm × 150 mm test specimens with a 50 mm wide clamp
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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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How to conduct a floating roller peel test
Carrying out this test requires attention to detail and strict adherence to the procedure. Key steps include:
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Why is the 135° peel test important?
Seal strength testing plays a vital role in packaging quality control.
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Common challenges and solutions
Misalignment can cause uneven peeling forces.
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Springs
Springs are elastic objects used to store mechanical energy and they change shape in response to external forces, returning to their original shapes when the forces are removed.
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Introduction to ball burst strength testing
Ball burst testing measures the resistance of a material to rupture under localised force using a hemispherical probe.
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Tools (calibration related)
To maintain consistent performance and accuracy, tools must be checked regularly.
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Testing applications
Gymnastic equipment safety
Gymnastic rings, beams, and mats are tested to ensure they absorb impacts without losing integrity or rebound performance.
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Real-world examples
Beverage packaging automation
A global beverage brand integrated the VortexPro into its testing line for PET bottle caps. Results included:
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CCT compared to ECT and FCT
CCT - Material-level test, used to assess raw medium quality before conversion into board
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Overview of common testing standards
Different materials and applications are covered by specific puncture resistance standards, each with its own apparatus and procedure.
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Standards for double lap shear testing
Double lap shear testing is carried out to international standards that ensure consistency and comparability of results. The most widely used are:
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How is ultimate compressive strength tested?
Equipment and procedure
Testing is typically performed using a universal testing machine (UTM) fitted with flat or contoured
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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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Torque testing methods and equipment
Equipment used
Strip torque testing can be carried out using:
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Methods for lap shear testing
Single lap shear test procedure
In a single lap shear test, two specimens are bonded with an adhesive in an overlapping configuration.
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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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Case study
Zugprüfung von Platten zur Selbstmontage und von vorgefertigten Möbeln
Anforderung Litauens Klaipedos Mediena und Klaipedos Baldai gehören zur VMG- und SBA-Gruppe und sind führende Hersteller von Holzmöbeln in Litauen.
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Case study
Tension and compression testing for education in solid mechanics
Requirement
The Department of Bioengineering at Imperial College London was a pioneering organisation in the formulation of this discipline and today is the leading establishment of its kind in the UK.
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Case study
Release Torque testing of Champagne and Sparkling Wine Corks
Requirement
Cork extraction strength from Champagne and sparkling wines is a critical quality-control parameter to measure.