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1076
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Tools (calibration related)
To maintain consistent performance and accuracy, tools must be checked regularly.
1077
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Why is flexural strength testing important?
Flexural strength testing provides engineers, designers, and researchers with essential insights into how a material responds to bending forces.
1078
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Frequently asked questions
How do I select the right fixture for my material?
Fixture selection depends on specimen dimensions, material type, and the relevant standard.
1079
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Importance of puncture and shear resistance testing
Puncture and shear resistance testing is a critical quality assurance process for materials used in packaging, textiles, industrial manufa
1080
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Why is compression texture testing important in the food industry?
Texture is often as important as flavour in determining consumer preference.
1081
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Applications of tensile testing
Tensile testing and elongation at break analysis are vital across many industries:
1082
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Introduction to puncture resistance testing
Puncture resistance testing determines how well a material can withstand penetration from a sharp or pointed object.
1083
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What is torque testing?
Torque testing measures the rotational force required to turn or twist an object. In packaging, it is most often applied to closures such as caps, lids and twist-top mechanisms to ensure they open and close within defined performance limits.
1084
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Applications in industrial settings
Insertion and withdrawal testing is not limited to electrical connectors. It is used to validate the performance of:
1085
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What is a three-point bend test?
A three-point bend test is a widely used method for determining the flexural properties of materials. It involves applying a load at the midpoint of a specimen supported at two points, creating a bending force.
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Industry-specific test standards
ISO 9895 - packaging materials
ISO 9895 specifies the method for determining the compressive strength of paper and b
1087
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Introduction to peel testing
Peel testing is a fundamental method in materials testing, used to evaluate the strength of adhesive bonds between two materials.
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Types of torque testing methods
Manual torque testing
Manual torque testing uses handheld or bench-mounted torque testers.
1089
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Understanding tensile strength in testing
Both pull-off and pull-out testing measure tensile strength, which is the maximum load a specimen can sustain under tension before failure.
1090
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Secant modulus compared to other moduli
Different moduli are used to describe the stiffness of materials, each calculated at different points on the stress-strain curve:
1091
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Applications in industry
Engineering and manufacturing uses
Tangent modulus testing supports design validation and process control in sectors where materials operate near or beyond the elastic range, for example:
1092
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Torque testing standards
A range of recognised standards define the correct procedures for reverse ratchet torque testing, ensuring consistent and reliable results.
1093
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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.
1094
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Applications across sectors
Texture testing in food manufacturing
Bread softness for freshness control, snack crispness for quality assurance, firmness in
1095
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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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Standards and compliance
International standards ensure penetration and puncture testing is performed consistently for reliable and comparable results.
Key examples include:
1097
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Step-by-step test methodology
Preparation
Sample selection - Choose representative specimens, avoiding faults unless deliberately testing them.
Specimen cutting - Cut to standard dimensions with a central slit of specified
1098
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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.
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Types of compressive shear tests
Test configurations vary according to the material, application, and relevant industry standard.
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Types of flexure tests
Different flexure testing setups are chosen based on the nature of the material, the required precision, and the industry standards being followed.