Search results
1451
[Page extract]
What is the 90-degree peel test?
The 90-degree peel test is a mechanical method used to measure the adhesive strength between two bonded materials.
1452
[Page extract]
Understanding and interpreting test results
Box crush testing provides clear, measurable data to inform design and compliance decisions:
1453
[Page extract]
Introduction to bridge torque
Definition and importance
Bridge torque refers to the rotational force required to shear the tamper-evident bridges or lugs that connect a screw cap to its locking ring.
1454
[Page extract]
What is bulk analysis testing?
Definition and purpose
Bulk analysis testing assesses the mechanical properties of particulate materials as a collective whole, rather than analysing individual particles. This includes powders, granules, pellets and similar materials.
1455
[Page extract]
Importance of child-resistant closures
Child-resistant closures are a critical safety feature for packaging containing pharmaceuticals, che
1456
[Page extract]
ASTM and ISO approaches
ASTM D1938 specifies trouser tear testing for thin plastic films and sheeting, including specimen dimensions, pre-cu
1457
[Page extract]
Strain at maximum stress explained
Stress is the applied force, and strain is the resulting deformation. As a specimen is loaded, both stress and strain increase until stress reaches its peak value before the material starts to weaken.
1458
[Page extract]
Differences and similarities to other corrugated tests
While TAPPI T 824 focuses on the intrinsic crush strength of pre-fluted medium, other common corrugated tests measure different performance factors:
1459
[Page extract]
Compliance with industry standards
Mecmesin torque systems are engineered to comply with industry standards, including ASTM D7860-14 for chil
1460
[Page extract]
What is lap shear testing under compression?
Lap shear testing under compressive load is a mechanical test used to determine the strength of
1461
[Page extract]
Applications of loop tack testing
Packaging
Checks resealable closures, tamper-evident labels, and PSA seals to ensure adequate instant tack for both production and consumer use.
1462
[Page extract]
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:
1463
[Page extract]
Speak to an expert
Choosing the right configuration for a peel test is essential to obtain meaningful data. Test speed, specimen type, fixture design and data analysis all influence the results.
1464
[Page extract]
Key features and advantages
The strip method offers a number of engineering advantages:
1465
[Page extract]
Comparison with other peel tests
A 90° peel test is often used for flexible packaging films.
1466
[Page extract]
Speak to an Expert
Compressive deformation testing is essential for ensuring material performance, safety, and compliance in industries from construction to sports manufacturing.
1467
[Page extract]
Understanding test types
Material testing uses a variety of methods to assess different mechanical properties. Selecting the right test depends on the intended application and relevant standards.
Examples include:
1468
[Page extract]
What is wing tear testing (Winkelmann/Graves method)?
Wing tear testing is a tensile-based method for flexible materials, in which a wing-shaped specimen is subjected to a controlled force until it tears.
1469
[Page extract]
Why Mecmesin?
With over 40 years of experience, Mecmesin delivers torque testing systems that are precise, easy to use, and fully supported.
1470
[Page extract]
Introduction to double rip tongue tear testing
Double rip tongue tear testing is a recognised method for assessing the tear resistance of flexible materials including co
1471
[Page extract]
Common challenges and solutions
Misalignment can cause uneven peeling forces.
1472
[Page extract]
Methods of compressive burst testing
Inflationary burst testing
In this method, internal pressure is gradually increased using air, gas, or liquid until the container ruptures. This is widely applied to:
1473
[Page extract]
Electrical switches and connectors
Switches and connectors may be low-cost simple electro-mechanical devices but they are ubiquitous in millions of products and devices we use every single day.
1474
[Page extract]
Wines & Spirits
Wine incites passion and has stirred the emotions for centuries. It demands attention. But it’s not just the wine itself which get us talking, it’s how it is packaged too; bottles and corks, bag-in-box containers, aseptic cartons and cans.
1475
Accessory
V-jaws for Mec11-20 Scissor Grip, 20 KN, Ø 4 - 15 mm diameter
Mec11-20-BV
V-Jaws (4-15mm diameter) - nickel-plated having a hardened steel surface of 1.2mm pitch teeth to create a V-shaped groove.
Grip opening to suit round samples of 10 - 48mm diameter where flat jaws do not provide enough surface contact (e.g. wires, rods,…