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ASTM D412-16
ASTM D412 is a test standard for testing the tensile stress-strain properties of thermoset rubbers and thermoplastic elastomers. The standard is divided into two test methods.
452
Case study
Pharmaceutical tablet crush and break strength
Requirement
Many products come in tablet form, with a durability designed for both packaging and for use. Too brittle or too hard, and they may not be fit for use, or at best perform below expectation.
453
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Equipment and tools used in testing
Accurate elongation and recovery testing requires tensile testing machines capable of precise load application and displacement measurement. Important features include:
454
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.
455
Case study
Syringe pump calibrator
Requirement
Medical device manufacturers, Cardinal Health, supply a range of syringe pump infusion systems to hospitals.
456
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ASTM C582
This specification covers composition, thickness, fabricating procedures, and physical property requirements for glass fiber reinforced thermoset polyester, vinyl ester, or other qualified thermosetting resin laminates comprising the materials of constr
457
Case study
Insertion and withdrawal cyclic testing of aircraft audio connectors
Requirement
IFPL, based in the Isle of Wight, is a manufacturer of aircraft electronic interface components, bespoke audio and power products, plus turnkey solutions and services for their partners.
458
Case study
Dental abrasive disk integrity
Requirement
The resistance to slippage of the eyelet crimp at the centre of a dental abrasive disk is a key measure of the quality of the product.
459
Case study
Torque testing closures on multi-way plastic bottles
Customised engineering example
A pharmaceuticals company wanted to test the closure torque of a series of square-profile PET bottles.
460
Case study
Top-load Testing of Plant-based PLA Material Bottles
Requirement
BioPak Solutions in Roquefort-les-Pins, France, are leaders in the production of Polylactic Acid (PLA) bottles. The bottles are oil-free, contain no PET or Bisphenol A, and are made 100% from carbon-absorbing plants.
461
Case study
Police force manual handling and protective clothing
Requirement
A major UK police force requires all new recruits to pass a ‘Job Related Fitness Test’ (JRFT), to ensure they are able to meet the taxing physical demands of the role. Armed officers must undergo yearly re-assessment.
462
Event
Top-load testing: Ensuring packaging integrity from production to transport
Top-load testing is the method used to simulate and measure the force exerted on packaging containers during production, filling, capping, storage, and transport.
463
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SAE J 1907
This recommended practice defines a procedure for the construction and testing of a 180 deg peel specimen for the purpose of determining the bondability of glass to elastomeric material in automotive modular glass.
464
Case study
Connection test on fuel injection components
Requirement
A number of destructive and non-destructive tests were required on a plastic assembly used in a fuel injection assembly. The tests included:
465
Event
Medical Devices – Syringe & Needle Testing Fundamentals
Vial sealing is a critical step in the process of ‘fill and finish’ operations for vaccines and medications, as it defines the seal quality of the final product, ensuring sterility and preventing leakage.
466
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Tools and equipment for shear testing
Accurate shear testing in tension requires high-quality, precise equipment:
467
Case study
Electrical connector insertion and withdrawal forces
Customised engineering example
Push-fit electrical connectors with hole or dimple detents (also known as 'spade terminals') must offer a firm but practical fit.
468
Event
Fundamentals of Torque Testing
If you have ever struggled to open your favorite bottle of water or jam or required help loosening the lug nuts on your car’s wheels, it is likely due to a case of over-torque.
469
Event
Tensile Testing for Wiring Harness Connections Webinar
The only way of really knowing the strength of a crimped terminal is to pull it.
470
Bundle
Top-load PET bottle CSD non-vented
OmniTest 2.5
BD
Top-load testing (also known as 'column-crush' and 'axial force resistance') is performed mainly on blow moulded, thermoformed or injection moulded plastic containers such as PET (Polyethylene terephthalate) bottles.
471
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ASTM F1566-09
These test methods cover recognized methods for testing mattress innersprings, boxsprings, and finished mattresses or mattress sets, or both, to ensure uniformity of results.
472
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ASTM D953-18
ASTM D953 is a test method that covers the determination of the pin-bearing strength of rigid plastics in either sheet form, molded form, or in reinforced thermoset form.
473
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EN TS 15945
The purpose of DD CEN/TS 15945 is to specify test methods to evaluate the ease of opening of consumer packages, in order to improve easy access to the contents. For packages regulated for safety or similar reasons, e.g.
474
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MIL 22520-G
This specification covers the general requirements for crimping tools, accessories and inspection gages used for connecting removable contacts (such as; signal, power, coaxial, shielded, thermocouple, and filter pin contacts) coaxial connectors, shielde
475
Case study
Coefficient of friction test on plastic film
Requirement
A print factory needed to test the packaging material they were using in order to improve their processes and establish optimum machinery settings.