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Understanding torque testing
Types of torque testing in packaging
Several torque measurements are relevant to closure performance:
252
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Case study – implementing VectorPro in packaging R&D
A packaging development team working with PLA (polylactic acid) bottles sought to optimise top-lo
254
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Flat crush of corrugated medium (CMT test)
The flat crush test, also known as the Concora Medium Test (CMT), measures the maximum force a corrugated medium can withstand before flute collapse. In CMT testing, the medium is first formed into flutes using a laboratory fluter before testing.
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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.
256
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Introduction to the ring crush test
The ring crush test (RCT) is a key method for determining the edgewise compression strength of paper and paperboard.
257
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Industry-specific testing solutions
Strain at maximum stress testing is relevant wherever materials are expected to endure high loads without unacceptable deformation.
258
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Physiology
We exert force and torque with our muscles in almost all our everyday activities.
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Types of testing methods
Electromechanical and servohydraulic systems
Two main actuation technologies are used in tension and compression testing: electromechanical systems and servohydraulic systems.
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How tension testing is performed
Tensile strength testing
Tensile strength testing follows established international standards such as ISO 527 and ASTM D63
262
Event
Fundamentals of Food Texture Testing
Texture cannot be controlled unless it is measured in a consistent and repeatable manner.
263
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BS EN ISO 13262
BS EN ISO 13262 is test method to determine the tensile strength of seams on thermoplastics spirally-formed structured-wall pipes.
264
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Essentials of Consumer Packaging Testing
Maximize COST SAVINGS for your consumer packaging by minimizing excess material and “over design” while keeping your products protected in transit.
265
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ISO 8627
Specification of a test method and grading scheme for the stiffness of the tufted area of conventional manual tooth-brushes, together with the relevant information concerning definitions and those concerning testing machines.
267
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BS EN 17665
The Directive (EU) 2019/904 “on the reduction of the impact of certain plastic products on the environment” introduces the requirement that plastic caps and lids of single use plastic beverage containers up to 3 l capacity shall remain attached to the c
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ISO 13939
Describes a method of comparing the performance test results of foil journal bearings, which are lubricated by air (gas) and supported by hydrodynamic force generated by the rotation of the rotating shaft.
269
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GS1 5.0
The Hanger Specifications are intended to increase efficiency in the supplier-to-retailer pipeline by minimizing order-to-sales floor cycle time.
270
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ASTM D2063/D2063M
This test method measures torque retention properties of container/continuous thread closure systems with the use of a non-automated, spring torque-meter (with either a dial indicator or a digital readout) or a torque wrench. evaluation.
271
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ASTM D5618-94
This test method covers the measurement of barnacle adhesion in shear to surfaces exposed in the marine environment. It is used to establish the ability of a surface to reduce biofouling adhesion.
272
Event
Materials Testing: Theory and Practice Pt. 2
Materials testing is often the last step in the manufacturing process. Yet, quality is the result of both the process and the material. If the material that goes into the product is inadequate or defective, then the product may be deficient or faulty.
273
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Torque, force, and texture testing: How to elevate cosmetic quality standards
Cosmetic products require testing for objective texture analysis as well as the performance of applicators, dispensers, and packaging.