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Understanding torque testing
Types of torque testing in packaging
Several torque measurements are relevant to closure performance:
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Comparison with other bending methods
While the five-point bend test is designed to evaluate planar shear, other bending methods address different mechanical behaviours:
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Explore the new SqueezerPro
Designed for versatility and ease-of-use, the SqueezerPro will appeal to new and experienced users. A convenient bench-top design makes the SqueezerPro ideal for use in all industries, from QC in manufacturing production to R&D laboratories.
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Applications of bulk analysis testing
Industries and products
Bulk testing is relevant to a wide range of industries.
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Comparing FCT with CMT
The flat crush test measures the compressive strength of the fluted structure in finished board, taking into account liners and adhesives.
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ISO 11070
Specifies requirements for introducer needles, introducer catheters, sheath introducers, guidewires and dilators supplied in sterile condition and intended for single use in conjunction with intravascular catheters specified in ISO 10555-1.
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FAQs about Young's modulus testing
What is the difference between Young’s modulus and tensile strength?
Young’s modulus measures stiffness - how much a material deforms under stress.
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Grab method vs strip method
Compared with the strip method (as defined by ISO 13934-1), which grips the full width of the fabric, the grab method
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ASTM D7257-06
This test method of applying force may be used as a standard test to compare the characteristics of a given design of container/child-resistant closure system with a standard or to compare the characteristics of container/child resistant closure systems
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Real-world applications
Plastic bottles and closures
In beverage and household product manufacturing, top-load testing is essential to confirm that bo
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Coefficient of friction (COF) explained
Understanding the COF formula
The coefficient of friction (μ) is a dimensionless value calculated as:
1287
Case study
Clothing button pull-off TTF test
Requirement
The customer was a supplier to major UK clothing retailer Marks & Spencer, who stipulate that all fasteners and attachments must be tested to failure.
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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.
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ASTM D3578
Scope... 1.1 This specification describes certain requirements for natural rubber gloves used in conducting medical examinations and diagnostic and therapeutic procedures. It also covers natural rubber gloves used in handling contaminated medical
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Peel test procedure - step by step
Prepare the specimen: Cut and condition according to the relevant standard.
Set up the machine: Install the correct fixture for the test type.
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Event
Tensile Testing for Wiring Harness Connections Webinar
The only way of really knowing the strength of a crimped terminal is to pull it.
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ASTM F3014-14
1.1 This test method describes the procedure for penetration testing sharp and blunt needles used for the placement of surgical sutures. It only describes the test procedures (Phase 1) and does not define a test medium at this time.
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What we do
From easy-to-use, hand-held force and torque gauges to software-controlled tensile testers and torque systems, we have the solution for your tension, compression and torque testing requirements.
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Case study
Railcar spring testing
Requirement
Seoul Metropolitan Railway Transit Corporation required a system for testing a variety of springs in their electric railcars. The springs range in size from 3mm to 100 mm in diameter.
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Event
Webinar: Essentials of Adhesion/Peel strength testing
There is a reason people reach for duct tape as a fix for almost everything – adhesion strength.
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Key material testing standards
To ensure accuracy and comparability, elongation at break and tensile strength measurements are performed according to recognised industry standards.
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Introduction to climbing drum peel testing
Climbing drum peel testing is a specialised method used to measure the adhesive strength between bonded materials, particularly in flexible-to-rigid substrate combinations such as aluminium skins bonded to honeycomb cores.
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Case study
Smoke grenade canister integrity
Customised engineering example
A manufacturer of smoke grenades required a means of testing the cap pull-off strength. The particular challenge was to grip the smooth metal cylinder for up to 5 kN of pulling force.
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Case study
Adhesive test on capsulated stoppers
Requirement
A capsulated stopper (T-top, Bar-Top or Altop®) is a natural or synthetic cork stopper where the end is glued into a cap of wood, PVC, porcelain, metal, glass or other material.
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How bridge torque is measured
Bridge torque is measured by applying rotational force to a closure until the tamper-evident bridges shear.