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1501
[Page extract]
ASTM D5868-01
Due to the increased use of adhesively-bonded FRP as a result of the inherent advantages afforded by bonded rather than mechanically-fastened joints (particularly the alleviation of stress risers and stress cracking), there is a need for tests by which
1502
Case study
Teste de torque em tampas de produtos de beleza
Requerimento Um fabricante de uma ampla gama de produtos para pele, cabelo, maquiagem e proteção solar com base na Grécia precisava substituir seus testadores de torque desatualizados por testadores de torque digitais atualizados para garantir
1503
[Page extract]
The 3-Point Bend test goes to Summer School
Both Dr. Cote and Grubbs agree that one of the highlights of their year is the Materials Science summer course for high school students, where they had students design their own candy composites.
1504
Case study
Integridade do recipiente da granada de fumo
Exemplo de engenharia personalizada
Um fabricante de granadas de fumo necessitava de um meio de testar a força de extração da tampa. O desafio específico consistia em segurar o cilindro de metal liso com uma força de tração até 5 kN.
1505
[Page extract]
Introduction to elongation and recovery testing
In industries working with textiles, rubber, elastomers, and flexible plastics, these properties are directly linked to product reli
1506
[Page extract]
ISO 4049
This document specifies requirements for dental polymer-based restorative materials supplied in a form suitable for mechanical mixing, hand-mixing, or intra-oral and extra-oral external energy activation, and intended for use primarily for the direct or
1507
[Page extract]
Compression testing standards
Following recognised standards ensures test data is reliable and comparable. Standards specify specimen preparation, testing speeds, calculations and reporting methods.
1508
[Page extract]
Introduction to friction and its importance
Friction is the resistive force that occurs when two surfaces interact. It plays a fundamental role in engineering and manufacturing.
1509
[Page extract]
Introduction to Delft tear testing
The Delft tear test is a specialised method for determining the tear strength of vulcanised rubber, thermoplastic elastomers and similar flexible materials.
1510
Event
Webinar: Essentials of Adhesion/Peel strength testing
There is a reason people reach for duct tape as a fix for almost everything – adhesion strength.
1511
[Page extract]
Bancadas de teste motorizadas
Teste de torque repetitivo Procurando um sistema de teste de torque motorizado para melhorar a precisão e a repetibilidade de suas medições em comparação com os testadores de torque
1512
[Page extract]
ASTM D7257-06
This test method of applying force may be used as a standard test to compare the characteristics of a given design of container/child-resistant closure system with a standard or to compare the characteristics of container/child resistant closure systems
1513
[Page extract]
Application of standards in puncture testing
Standardised methods ensure test consistency and reliability across laboratories and production sites.
1514
[Page extract]
BS EN ISO 376
BS EN ISO 376:2011 looks at the calibration of force-proving instruments used for the static verification of uniaxial testing equipment. These include tension and compression testing machines.
1515
Case study
Smoke grenade canister integrity
Customised engineering example
A manufacturer of smoke grenades required a means of testing the cap pull-off strength. The particular challenge was to grip the smooth metal cylinder for up to 5 kN of pulling force.
1516
Event
Texture Testing for Bakery Applications
The primary goal for using instrumentation to measure texture is to capture an objective value to something that is typically evaluated very subjectively. Texture cannot be controlled unless it measured in a consistent and repeatable manner.
1517
[Page extract]
Types of calculations handled
Mecmesin’s VectorPro software supports a wide range of test calculations, automatically derived from mechanical testing data:
1518
Page
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1519
Case study
Teste de penetração de torta de porco
Requerimento A Vale of Mowbray assa tortas de porco desde 1928.
1520
[Page extract]
ASTM D3359
These test methods cover procedures for assessing the adhesion of coating films to metallic substrates by applying and removing pressure-sensitive tape over cuts made in the film.
1521
Case study
Clothing button pull-off TTF 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.
1522
[Page extract]
ISO 11070
Specifies requirements for introducer needles, introducer catheters, sheath introducers, guidewires and dilators supplied in sterile condition and intended for single use in conjunction with intravascular catheters specified in ISO 10555-1.
1523
[Page extract]
How the strip method works
The strip method involves cutting a specimen to a precise width, typically 50 mm or 25 mm depending on the applicable standard, and mounting it in the grips of a tensile testing
1524
Case study
Adhesive test on capsulated stoppers
Requirement
A capsulated stopper (T-top, Bar-Top or Altop®) is a natural or synthetic cork stopper where the end is glued into a cap of wood, PVC, porcelain, metal, glass or other material.
1525
Case study
Railcar spring testing
Requirement
Seoul Metropolitan Railway Transit Corporation required a system for testing a variety of springs in their electric railcars. The springs range in size from 3mm to 100 mm in diameter.