Search results
1426
Case study
Champagne and sparkling wine cork twist extraction effort
Requirement
Solution
Test equipment
1427
Case study
Inline respiratory filter pull test
Customised engineering example
A manufacturer of filtration products needed to test the extraction force of a respiratory filter when pulled from within an inline medical device.
1428
[Page extract]
Key testing methods
Different materials require different approaches to compressive hardness testing. The most common methods are:
1429
[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.
1430
Case study
Child resistant closures (CRC) mandrel
Customised engineering example
Child Resistant Closures (CRC) require sufficient vertical force to activate the CR locking mechanism prior to torque being applied.
1431
[Page extract]
Applications in demanding sectors
The strip method is used wherever fabric integrity under load is critical:
1432
[Page extract]
ASTM D4833-07
This test method is an index test for determining the puncture resistance of geomembranes and related products. The use of this test method is to establish an index value by providing standard criteria and a basis for uniform reporting.
1433
[Page extract]
Peel test procedure - step by step
Prepare the specimen: Cut and condition according to the relevant standard.
Set up the machine: Install the correct fixture for the test type.
1434
Event
Tensile Testing for Wiring Harness Connections
The only way of really knowing the strength of a crimped terminal is to pull it. This can reveal production problems, where strand nicks, incorrect crimp height, or effects from changes in terminal supply, may not be clearly apparent.
1435
[Page extract]
BS EN ISO 4624
Describes methods for determining the adhesion by carrying out a pull-off test on a single coating or a multi-coat system of paint, varnish or related product.
1436
[Page extract]
Key material testing standards
To ensure accuracy and comparability, elongation at break and tensile strength measurements are performed according to recognised industry standards.
1437
[Page extract]
Explore the new SqueezerPro
Designed for versatility and ease-of-use, the SqueezerPro will appeal to new and experienced users. A convenient bench-top design makes the SqueezerPro ideal for use in all industries, from QC in manufacturing production to R&D laboratories.
1438
[Page extract]
EN 22872
EN 22872 specifies two methods for testing complete, filled transport packages for compression resistance.
1439
[Page extract]
How bridge torque is measured
Bridge torque is measured by applying rotational force to a closure until the tamper-evident bridges shear.
1440
Case study
Résistance des composants de l'assemblage électrique
Exemple d'ingénierie sur mesure
En raison des formes complexes et asymétriques des assemblages électriques, il peut être difficile de saisir les pièces brasées, fondues et soudées de manière à imiter les forces appliquées lors de l'utilisation
1441
[Page extract]
Industry standards and customisation
Alignment with recognised standards
Mecmesin systems support compliance with globally recognised testing standards, including:
1442
[Page extract]
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.
1443
[Page extract]
ISO 8033
ISO 8033 specifies methods for the determination of the adhesion between lining and reinforcement, between cover and reinforcement, between reinforcement layers, between cover and outer lamination (thin layer of material outside the cover for protection
1444
[Page extract]
Industry-specific testing solutions
Strain at maximum stress testing is relevant wherever materials are expected to endure high loads without unacceptable deformation.
1445
[Page extract]
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
1446
Case study
Diamante pull-off test
Requirement
The customer was a supplier to major UK clothing retailer Marks & Spencer, who stipulate that all fasteners and attachments must be tested to failure.
1447
[Page extract]
Introduction to penetration and puncture resistance testing
Penetration and puncture resistance testing are essential for evaluating how well a material can withstand force from sharp, pointed, or blunt objects.
1448
Event
Essentials of grip & fixture selection in force & torque testing
For a test to work, the test system needs to properly interface with its specimen.
1449
Case study
Hygienic disposal bin closure testing
Customised engineering example
A manufacturer of hygienic disposal bins came to us with a nappy (diaper) disposal unit fitted with a rotary intake mechanism.
1450
Case study
Torsion spring testing
Customised engineering example
Unlike most compression and tension springs, torsion springs are produced in a variety of forms with differing leg positions.