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1176
[Page extract]
Introduction to friction in material science
Friction is a critical factor in how materials behave under movement. It is the resistive force that occurs when two surfaces are in contact and attempt to slide against each other.
1177
[Page extract]
What is fastening torque
Fastening torque refers to the rotational force applied to tighten a fastener, typically measured in Newton-metres (N·m) or pound-force inches (lbf·in). The correct torque value ensures adequate clamping without overstressing components.
1178
[Page extract]
How peel wheel tests are conducted
Specimen preparation – The bonded material is cut to defined dimensions, ensuring uniformity of size and adhesive application.
1179
[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.
1180
[Page extract]
Understanding ASTM D2718 standards
The ASTM D2718 standard sets out the procedures for conducting planar shear tests on structural panels using the
1181
[Page extract]
Understanding reverse ratchet torque
Reverse ratchet torque testing is an essential process for verifying the safety and reliability of child-resistant closures (CRCs).
1182
[Page extract]
Introduction to flexural testing
Flexural testing is a core method in materials science, used to evaluate how materials perform when subjected to bending stresses.
1183
[Page extract]
How running torque is measured
Running torque is typically measured using precision torque sensors mounted within a controlled test stand. The component under test is rotated at a defined speed, and torque is measured continuously during motion.
1184
[Page extract]
Interpreting breakaway test results
Understanding test outputs is as crucial as conducting the tests themselves.
Slip torque vs bridge torque
Slip torque reflects the resistance encountered before rotation begins—a measure of seal integrity and usability.
1185
[Page extract]
Understanding cone penetration testing
Cone penetration testing is a precision method used to determine a material's resistance to penetration by a standardised cone-shaped probe under specific force conditions.
1186
[Page extract]
Standards and compliance
ASTM D2063 defines methods for determining application and r
1187
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Understanding tear strength and its importance
Tear strength measures the force a material can withstand before a tear propagates. It covers both the initial rupture and the resistance to further tearing once damage has started.
1188
[Page extract]
The concentric ring method
The most widely used approach to equibiaxial flexure compression testing is the concentric ring method. A circular specimen is supported on an outer ring and loaded through a smaller, concentric inner ring.
1189
[Page extract]
Standards and protocols
Notable standards and specifications
Several international standards define single lap shear testing methods:
1190
[Page extract]
Applications of the peel wheel test
The peel wheel test is relevant to industries where adhesion performance is critical to product function, safety, or durability.
1191
[Page extract]
The science behind chord modulus
Definition and importance
Chord modulus is determined by drawing a straight line, known as the chord, between two points on the stress-strain curve.
1192
Product
Tek sütunlu kuvvet test cihazı
Multitest-i
805-201
MultiTest-i, bir bilgisayarda çalışan yazılım tarafından kontrol edilen çok yönlü bir çekme ve sıkıştırma test cihazıdır. Tek sütunlu ürün serisi, tezgahınıza tam olarak oturur ve kendi test yöntemlerinize göre ürün testi uygulamaları için idealdir.…
1193
[Page extract]
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.
1194
[Page extract]
ASTM F2132-01
This specification provides the performance requirements and associated test procedures for the puncture resistance of materials used in the construction of containers for discarded medical needles and other sharps.
1195
Event
Medical Devices: Syringe & Needle Testing Fundamentals
Every manufacturer (and patient) requires reliable needle and syringe function - ensuring safe & efficient drug administration.
Therefore, checking the performance and functionality of these medical devices is critical, with physical testi
1196
[Page extract]
ASTM D2919
This test method covers data for assessing the durability of adhesive lap-shear joints while stressed in contact with air, air in equilibrium with certain solutions, water, aqueous solutions, or other environments at various temperatures.
1197
[Page extract]
ISO 11608-5
This part of ISO 11608 specifies requirements and test methods for the automated functions of needle-based injection systems with automated functions (NIS-AUTO), for the administration of medicinal products in humans.
1198
[Page extract]
BS EN 13411-3
This European Standard deals with the requirements for ferrules for the ferrule-securing of eyes and endless loops - it applies to slings and assemblies using steel wire ropes for general lifting applications up to and including 60mm diameter conforming
1199
[Page extract]
ASTM F1269-06
These test methods cover tests to determine the shear strength of a series of ball bonds made by either thermosonic or thermal compression techniques using either gold or copper wires.
1200
Event
Compression Testing in Top Load Applications
A typical challenge in packaging, and bottling applications is trying to balance product integrity, where the container might be too weak and crush under load, and excessive raw material cost, where the container is too strong.