Presto’s Dart impact tester - HMI is a high-quality testing instrument, used in different packaging industries, to measure the strength of the plastic films to withstand the various forces levied on it. The instrument is provided with an electromagnetic dart hold/release mechanism to avoid any type of interference in force exertion. The electromagnetic mechanism can hold a weight of up to 2 kg. The instrument is also provided with user- friendly HMI display that helps to determine the numbers of falls performed in a single test.
To clamp or unclamp the sample, a foot switch is provided with the machine. The pneumatic clamping provided with the machine is best for providing wrinkle free clamping of the test specimen. Along with that, there is a shielding device provided with the machine that helps to prevent the dart from bouncing back upon impact out of the machine.
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