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Applications of tear testing equipment
Tear testing is applied in multiple sectors:
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Applications across industry
The single rip trouser tear method is used in:
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What is the 135° peel test?
The 135° peel test is a method for measuring the seal strength of semi-rigid packaging, typically where a flexible lid is sealed onto a rigid or vacuum-formed container.
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Industry applications
Medical devices - Sterile packaging and protective barriers must resist both penetration and puncture to maintain sterility and patient safety.
Constructi
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Standards for friction testing
Mecmesin systems comply with a range of international standards to ensure consistency and comparability of results:
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Benefits of box crush and packaging compression tests
Compression testing offers both commercial and technical benefits for manufacturers and logistics operations.
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Les machines d'essai universelles (UTM) en toute simplicité
Mecmesin a développé une nouvelle gamme de machines d'essais universelles (UTM) de précision, en format mono- ou double-colonne, pour les essais de compression et de traction avec des charges de 0,5 à 50 kN.
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Speak to an expert
If your organisation is reviewing its torque testing processes, consider the following actions:
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VectorPro® materials testing software
Designed and developed by Mecmesin specifically for our OmniTest and MultiTest-dV range of materials testers.
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Introduction to yield point testing
Yield point testing is essential for understanding the mechanical behaviour of materials.
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What is texture testing?
Texture testing is the instrumental measurement of a product’s physical response to an applied force.
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Why tension testing is important
Tension testing supports quality assurance, product development and regulatory compliance in many industries.
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Speak to an expert
Closure torque testing is vital for ensuring that packaging remains secure, protects contents, and is user-friendly.
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Benefits of CMT testing for manufacturers
CMT testing offers multiple operational and commercial advantages:
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Rheological properties and their role
Rheology, the study of deformation and flow, is central to understanding extrusion behaviour. Key properties measured include:
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Why Mecmesin for pull-off and pull-out testing
Mecmesin designs and manufactures tensile and adhesion testing equipment for both destructive and non-destructive pull-off and pull-out applications.
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What is strip torque testing?
Definition and importance
Strip torque testing measures the torque required to continue rotating a threaded closure beyond its normal sealing point until the thread strips or the closure fails.
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Types of peel tests
90° peel test
This method is used for flexible-to-rigid bonds, where the flexible layer is peeled away at a right angle to the substrate. It is common for:
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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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Maintenance and calibration of tear testers
To maintain accuracy and extend service life, regular maintenance and calibration are essential.
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ASTM and ISO approaches
ASTM D1938 specifies trouser tear testing for thin plastic films and sheeting, including specimen dimensions, pre-cu
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Importance of testing elasticity and ultimate strength
Elasticity determines how well a material returns to its original shape after stretching. Ultimate strength indicates the maximum stress it can withstand before failure.
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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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Les machines d'essai universelles (UTM) en toute simplicité
Mecmesin a développé une nouvelle gamme de machines d'essais universelles (UTM) de précision, en format mono- ou double-colonne, pour les essais de compression et de traction avec des charges de 0,5 à 50 kN.