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Why Mecmesin for penetration and puncture resistance testing
Mecmesin designs and manufactures test systems that comply with ASTM, ISO, and BS standards for penetration and puncture resistance te
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Introduction to torque testing
Torque testing is a vital part of packaging quality control.
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Interpreting test results
Peel strength is typically reported in newtons per metre (N/m) or per 25 mm of bond width (N/25mm), depending on the industry standard. From the force-displacement graph, the following characteristics are analysed:
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Key methods in shear stress measurement
There are several approaches to measuring shear stress, with rotational shear testing and torsion-based techniques among the most widely used.
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Step-by-step guide to conducting a CMT test
Prepare the specimen - Cut to size with clean edges, ensuring flutes remain undamaged, and condition as per the standard.
Calibrate the equipment - Check the load cell and platen alignment.
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ISO 34-2 standards explained
ISO 34-2 specifies the Delft tear test procedure for vulcanised or thermoplastic rubber, ensuring testing is carried out under consisten
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Case studies and applications
Real-world applications of compressive strength testing are prevalent in various industries:
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Compression testing and its applications
Compression testing measures how a material behaves when subjected to forces that reduce its size.
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Equipment and tools for pull-off and pull-out testing
Accurate and repeatable testing depends on precision equipment and well-designed fixtures. Key components include:
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FAQs
What is the role of compression texture testing in food quality control?
It delivers objective, repeatable texture measurements to meet sensory and regulatory standards.
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Coefficient of friction (COF) explained
Understanding the COF formula
The coefficient of friction (μ) is a dimensionless value calculated as:
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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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Applications of running torque testing
Running torque testing is used across a wide range of industries and products, including:
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How peel wheel tests are conducted
Specimen preparation – The bonded material is cut to defined dimensions, ensuring uniformity of size and adhesive application.
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Key methods for compressive strength testing
Several methods are used to determine the compressive strength of materials, and the appropriate test depends on the material and the specific industry requirements.
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Mecmesin equipment for tear resistance testing
Precision testing for plastics, textiles and rubber
Mecmesin’s tensile testing frames are designed to handle a wide range of flexible materials, from thin
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Anchorage strength testing
Definition and purpose
Anchorage strength testing evaluates how securely a component is fixed into place, whether crimped, inserted, bonde
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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.
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Applicators and dispensers
Applicators and dispensers are designed to provide uniform coverage of semi-solids, liquids and viscous matter such as creams and lotions. They are often integrated with the product's packaging so that the packaging also acts as a dispenser.
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What is lap shear testing under compression?
Lap shear testing under compressive load is a mechanical test used to determine the strength of adhesive joints subjected to shear forces while under compressive stress.
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Physiology
We exert force and torque with our muscles in almost all our everyday activities.
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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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Common test methods and standards
Internationally recognised standards ensure that compressibility and recovery testing is consistent and repeatable across laboratories and production sites.
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Key features and advantages
The strip method offers a number of engineering advantages: