Search results
926
Event
Understanding Adhesion Strength: 180 Degree Peel Test
Across many households and industries, consumers have developed a strong preference for and confidence in ‘Duct Tape’ for all types of uses and applications. This is mainly due to the adhesion strength.
927
Sensor
VFTI - Force and Torque Sensors
Force and Torque sensors
The VFTI, AFTI, VFG and AFG are versatile force and torque indicators designed for use with the Mecmesin range of 'Smart' tension and compression loadcells and 'Smart' static and rotary torque sensors.
Readings are displayed as…
928
[Page extract]
Introduction to compressive burst testing
Compressive burst testing is a specialised method for determining the maximum internal pressure a container can withstand before structural failure.
929
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Understanding compressive deformation
Compressive deformation is the change in shape or size of a material when it is subjected to compressive forces. This can involve a reduction in length, thickness, or volume when an object is pressed or squeezed.
930
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Construction materials
The manufacturing of building materials for construction is an established industry in many countries.
931
[Page extract]
Applications in engineering
The secant modulus is valuable where material behaviour beyond the elastic limit is relevant:
932
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Case studies - real-world applications
Medical vial stoppers
A pharmaceutical company tested rubber vial stoppers to ASTM F2132 to ensure they resisted accidental puncture during handling.
934
[Page extract]
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.
935
[Page extract]
Modulus of elasticity formula
Young’s modulus (E) is calculated from the linear portion of a stress-strain curve using this formula:
936
[Page extract]
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:
937
[Page extract]
Step-by-step procedure for reverse ratchet torque testing
Sample preparation
Condition the closures according to the specified standard to control environmental factors.
938
[Page extract]
Furniture and soft furnishings
Furniture is manufactured using different kind of wood materials typically from particle board, fiberboard and plywood. Pieces are assembled and joined using glues, adhesive bonds,fixing dowels and fastenings.
939
[Page extract]
What is Young’s modulus?
Young’s modulus - also known as the modulus of elasticity or elastic modulus - defines how stiff a material is when a force is applied.
940
[Page extract]
What is torque to turn testing?
Torque to turn testing is a method used to determine the rotational resistance in mechanical components and assemblies.
941
[Page extract]
Brushes
Brushes use synthetic or natural filaments to create bristles which are typically clamped to a handle via a ferrule.
942
[Page extract]
Step-by-step needle penetration testing process
Sample preparation
Specimens are cut to the required dimensions and conditioned to the specified environmental parameters such as temperature and humidity. Thickness and surface finish are controlled for consistency.
943
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Medical devices and aids
Medical device manufacturers operate in one of the world’s most competitive and highly-regulated industries, where patient safety is critical.
944
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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
945
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Key ASTM standards for four-point bending
Selecting the correct test standard is essential for meaningful, repeatable results. The following ASTM standards are commonly used for four-point bend testing:
946
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Torque testing methods and equipment
Equipment used
Strip torque testing can be carried out using:
947
[Page extract]
Introduction to corrugated medium testing
Corrugated medium testing is a key process in the packaging industry, ensuring that materials used in box and carton production meet strict durability and performance standards.
948
[Page extract]
Introduction to flexural testing
Flexural testing is a core method in materials science, used to evaluate how materials perform when subjected to bending stresses.
949
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FAQs about trapezoidal tear testing
What materials can be tested?
Any flexible sheet material including textiles, nonwovens, films, laminates, and membranes.
950
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What is breakaway torque?
Definition and importance
Breakaway torque, also known as slip torque, refers to the rotational force required to initiate movement in a threaded closure, such as a bottle cap or medical connector.