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1526
[Page extract]
Introduction to tear testing
Tear testing is a quality control procedure used to measure the resistance of a material to tearing under controlled conditions.
1527
[Page extract]
Comparison with other peel tests
A 90° peel test is often used for flexible packaging films.
1528
[Page extract]
Why removal torque is important
Removal torque is critical to packaging performance and user experience.
1529
[Page extract]
Introduction to compressive burst testing
Compressive burst testing is a specialised method for determining the maximum internal pressure a container can withstand before structural failure.
1530
[Page extract]
Why flexural strength is important
Flexural strength testing is a vital tool for ensuring material reliability and safety in end-use conditions.
Applications across industries:
1531
[Page extract]
Share and analyse data
All test data can be automatically exported in a format of your choice, from text files and tabulated formats, to Microsoft Excel and email. Data can be exported directly through RS-232 for data-analysis packages.
1532
[Page extract]
Speak to an expert
Selecting the right trapezoidal tear testing setup requires understanding both the material and the relevant standards.
1533
[Page extract]
Introduction to secant modulus
In material testing and engineering, understanding how a material responds to applied stress is essential for predicting performance, ensuring safety, and optimising design.
1534
[Page extract]
Introduction to short span compression tests
The short span compression test (SCT) is a mechanical testing method used to measure the compressive strength of materials over a very short span.
1535
[Page extract]
Applications in industry
The Delft tear test is used wherever rubber and thermoplastics need to maintain performance under stress. Common uses include:
1536
Test Frame
MultiTest test frame (twin column)
MultiTest test frame
A motorised test frame driven by twin ballscrews featuring dual-columns and designed to apply tension and compression from 2 N right up to a capacity of 50 kN (1100 lbf).Its versatile construction makes it perfectly suited for testing…
1537
[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:
1539
Accessory
Blank (smooth) jaws for Mec227 Lightweight Vice Grip, 250 N, 10 x 50 mm
Mec227-B50
Blank Jaws (10mm x 50mm) - smooth aluminium jaw. Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Opening span = 0 - 6mm.
Supplied as 0.5 set = 2 jaws (left…
1540
Accessory
Blank (smooth) jaws for Mec227 Lightweight Vice Grip, 100 N, 10 x 100 mm
Mec227-B100
Blank Jaws (10mm x 100mm) - smooth aluminium jaw. Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Opening span = 0 - 6mm.
Supplied as 0.5 set = 2 jaws (left…
1541
Accessory
QC Type D Loadcell Mounting Plate, 19 mm slot, c/w M6 bolt for 500 N S-beam loadcells
432-285
QC Type D Loadcell Mounting Plate c/w M6 bolt.
Fitted with 19 mm slot to suit 500 N S-beam loadcells. The M6 bolt is used to secure the mounting plate onto the loadcell so that a QC type C Male Post (432-284) can be affixed to the loadcell.
1542
Accessory
Blank (smooth) jaws for Mec227 Lightweight Vice Grip, 250 N, 10 x 25 mm
Mec227-B25
Blank Jaws (10mm x 25mm) - smooth aluminium jaw. Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Opening span = 0 - 8mm.
Supplied as 0.5 set = 2 jaws (left…
1543
Accessory
Set of 4 fixing pegs for torque testers - 100mm high
432-250
Set of 100mm high extended-length gripping pegs.
These gripping pegs have a soft-rubber sleeve to clamp and keep taller samples secure and vertically aligned during torque testing.
Pegs are fitted with an M6 thread and attach to upper and lower…
1544
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,…
1545
Accessory
Blank (smooth) jaws for Mec227 Lightweight Vice Grip, 250 N, 10 x 100 mm
Mec227-B100
Blank Jaws (10mm x 100mm) - smooth aluminium jaw. Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Opening span = 0 - 6mm.
Supplied as 0.5 set = 2 jaws (left…
1546
Accessory
Mounting plate for QC-20 Male Post on 50 kN systems
432-622
Allows QC type C Adapter (20mm Male Post) to be fitted directly to the base of 50 kN test systems.
Used when QC-20 grips and fixtures are in long-term use on 50kN test stand.
Supplied with 6 screws of M6 thread.
1547
Accessory
Smooth jaws for Mec11-5 Scissor Grip, 5 kN, 20 x 50 mm
Mec11-5-B
Blank Jaws (20mm x 50mm) - smooth steel jaw. Allows user to machine or affix own surface.
Supplied as 0.5 set = 2 jaws (left & right). Order any combination of 2 half sets of jaws to fit into a pair of MEC11-5 Scissor Grips (upper & lower)
1548
Accessory
Blank (smooth) jaws for Mec154 Heavy-duty Vice Grip, 20 kN, 40 x 100 mm
Mec154-B100
Blank Jaws (40mm high x 100mm wide) - smooth steel jaw.
Opening span = 0 - 34 mm.
Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Supplied as 0.5 set = 2 jaws (left…
1549
Accessory
QC Type M Loadcell Mounting Plate, 13 mm slot c/w M6 bolt for 100 N and 200 N S-beam loadcells
432-452
QC Type M Loadcell Mounting Plate c/w M6 bolt.
Fitted with 13 mm slot to suit 100 N and 200 N S-beam loadcells. The M6 bolt is used to secure the mounting plate onto the loadcell so that a QC type C Male Post (432-284) can be affixed to the loadcell.
1550
Accessory
Blank (smooth) jaws for Lightweight Pneumatic Plane Grip, 200 N, 25 x 50 mm
Mec94-B50
Blank Jaws (25mm high x 50mm wide) - smooth steel jaw. Allows user to machine or affix own surface (eg. abrasive 'emery' paper).
Opening span = 0 - 20 mm.
Supplied as 0.5 set = 2 jaws (left…