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Perform Dart Impact Testing for Film and Flexible Packaging Materials
Gaurav Malhotra
28-3-2023
Plastic films are widely used in packaging applications, where they are often subjected to various types of impacts during handling, transportation, and storage. As such, it is important to test these films against impact to ensure that they can withstand the forces they are likely to encounter in the real world. One of the common quality tests conducted on plastic films is the dart impact test. This quality test is used to test the ability of flexible packaging films and plastic films to withstand the dart impact forces of materials.
We at Presto have designed a high-quality lab testing instrument known as a dart impact tester. This is one of the high-quality lab testing equipment used for determining the impact of a free-falling dart on a plastic film. The energy of the falling dart causes the film to fail under specified conditions. The dart has a hemispherical head and is held by a strong electromagnetic dart holder. Here, we will discuss a brief about the Presto dart impact tester and how this quality testing equipment is useful in determining the impact of freely falling darts on plastic films.
What is Dart Impact Testing?
Packaging materials play a crucial role in protecting the contents inside them. They are used to transport and store everything from delicate electronics to perishable food items. But how do we know which packaging material is strong enough to withstand the rigors of transportation? That's where Dart Impact Testing comes into play.
Testing plastic film resistance against freely falling darts is an important part of the product manufacturing process. The test is performed by dropping a weighted dart onto the material being tested and measuring the amount of energy that is absorbed by the material. The results of the test can be used to evaluate the performance of a material under different conditions.
Importance of conducting dart impact test
The Dart Impact Test is a commonly used method for testing the impact resistance of plastic films. This test is particularly useful because it simulates the type of impact that films are likely to experience in real-world scenarios, where a pointed or sharp object may strike the film surface.
By testing plastic films against dart impact, it is possible to assess their resistance to puncture, tearing, and other types of damage that can occur as a result of the impact. This information can be used to determine the suitability of a particular film for a given application and to help identify potential weaknesses in the film's composition or structure.
Ultimately, testing plastic films against dart impact is an important step in ensuring the safety and durability of products that rely on these materials, such as food packaging, medical devices, and industrial components. You can easily conduct quick & precise dart impact tests on materials with the Presto dart impact testing instrument.
Now, let us discuss a brief about it.
All about Presto dart impact tester
The Presto dart impact tester is a quality lab testing instrument used to measure the impact resistance of various materials such as plastic films, laminates, and coated paper. This lab testing instrument works by dropping a weighted dart onto a sample held in a fixture and then measuring the energy absorbed by the sample upon impact.
The Presto dart impact tester is a widely used plastic film testing instrument that can provide an accurate value of dart impact on the materials. Presto dart impact tester is widely used by plastic film manufacturers for assessing the strength and durability of their plastic films, flexible films, sheets, and similar other products. This testing instrument works according to both Method-A and Method B of the test standard.
The equipment has been given an autumn gray and blue combination finish and the chrome/zinc plating ensures resistance to corrosion. The instrument comes complete with an instruction manual, an electric wiring diagram, and a calibration certificate traceable to NABL-approved labs.
Plastic films are used in a variety of applications, such as packaging and automotive components. However, plastic films can be damaged by dart impact forces. Therefore, it is important for the packaging manufacturers to conduct the dart impact test on them and test the product quality.
Features of Presto dart impact tester
- Built on a rigid metallic base.
- Strong Electromagnetic dart holder.
- Dart released at the press of a button.
- Reliable, fast, and accurate measurement of variable heights.
- Electromagnetic Hold and release mechanism for dart
- Drop Height adjustable clamp
- Inbuilt Digital counter for counting the number of falls during a single test operation
- Circular annular clamping devices for zero slippage
- Shielding structure to prevent dart from falling out after bouncing from the sample
- Strong base plate with a rugged structure
- Clamping Shield height adjustable collar
- Standard: IS 2508:1984(R2003), ASTM D1709-16A.
Technical specifications of Presto dart impact tester
- Inside diameter of clamp: 127mm
- Diameter of dart head: Method A – 38 mm, Method B - 50.8 mm ± 0.13 mm
- Height of fall:660 mm and 1524 mm(Adjustable)
- Maximum weight holding capacity of Dart Holding Mechanism: 2Kg
- Dart Head Material: Method A - Phenolic & Method B - Steel
- Least Count of Height Adjustable Clamp: 1 mm
- Type of test: Free-Falling Dart
- Release Mechanism: Electromagnetic dart hold/release mechanism
- Clamping Unit: Circular annular clamping unit with zero slippage
- Counter: Digital.
- A vacuum Pump of CFM 1.8, 1/4 Hp Motor is provided with it.
- Electrical Requirement: Single Phase 220 V AC
With these high-quality features and technical specifications, one can easily test plastic film resistance to free-falling darts. If you want to know about the dart impact tester price or want a free sample testing session for this quality testing equipment, then give us a call at +91 9210903903 or email us at info@prestogroup.com. Our team of technical experts will consult you regarding all your needs and queries.
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