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Seal the packets efficiently with the Presto heat seal tester

Sealing a package correctly is essential to extending its shelf life and maintaining the quality of its contents. This is especially true for perishable items such as food products, where even a small breach in the packaging can lead to spoilage. Thus, we at Presto have come up with one of the effective lab testing instruments known as the Presto heat seal testerThis is one of the amazing lab testing equipment that has been specially designed to fulfill the requirement of sealing packets in the paper and packaging industry. This testing instrument is highly used to seal several products like packaging material, and thermoplastic material, using heat.

A heat Sealer is a highly advanced testing instrument that is used to seal flexible packaging products, and other thermoplastic materials. This lab testing instrument is used in testing laboratories for various research and analysis purposes. It is capable of creating very high temperatures for testing and studying the effect on different thermoplastic materials that are used in plastic and packaging industries and other industrial laboratories. It is a tabletop model with a robust design that can efficiently work in harsh working conditions too. Here in this blog, we are going to provide you with information about how the Presto heat seal tester is useful in testing the sealing capacity of thermoplastic materials to similar thermoplastic materials. So, let us get started!

What is a heat seal tester and for what purpose it will be used?

As the packaging industry continues to evolve, manufacturers are looking for new ways to stand out from the competition. One trend that is gaining popularity is the use of flexible packaging. Flexible packaging offers a number of advantages over traditional options, such as improved product visibility and increased shelf life.

Stand-up pouch bags are one type of flexible packaging that is becoming increasingly popular with food manufacturers. These bags are made from several layers of plastic and are designed to protect food from degrading. The stand-up design also allows for more efficient use of space, both on store shelves and in consumers' homes. As consumers become more interested in convenient and sustainable packaging options, it is likely that flexible packaging will continue to gain in popularity. Thus, testing the heat sealing capacity of these products is essential. We at Presto are a leading heat seal testing instrument manufacturer that tests the seal of various packaging materials using heat. You can easily test the heat seal performance of packaging films with Presto heat sealer. Below we have listed the features of the Presto heat seal tester.

Features of heat seal tester prima 

The Presto heat seal testing instrument has been equipped with several advanced features that make it easier for you to determine the heat sealing effect of thermoplastic materials with ease. Below we have listed them:

  • Three jaws of different patterns are available plain, diamond knurling, and straight line.
  • The temperature of the heaters is adjustable.
  • It is feasible to adjust the temperature of both the heaters of the machine individually.
  • The machine is incorporated with an imported P.I.D. temperature controller.
  • The dwell time of the machine can be adjusted from 0.1 – to 99.9 sec seconds.
  • It has a microprocessor-based digital display.

Technical Specifications of Presto heat sealer

  • Equipment Range: Ambient to 350ºC
  • Sealing Temperature Working range: Ambient to 230ºC
  • Accuracy: ± 1ºC
  • Least Count/Resolution: 0.1ºC
  • Power: 220V, Single phase, 50 Hz
  • Sealing size: 150x 15 mm OR 300x 15 mm
  • Temperature Controller: 4-digit PID
  • Dwell Heat Seal time: 0.1 – 99.9 sec
  • Timer: 4 Digit Digital
  • Heat Sensor: Pt-100, Platinum Resistance Temperature
  • Sealing Pressure: 2 – 6 Bar

With these features and technical specifications, it will be easy for you to test the heat sealing effect on thermoplastics and pouches. You can read about the importance of a heat sealing machine in testing seal strength. Whenever you select this heat sealer, then you need to take care of some factors. You can read about those factors while selecting the right heat sealer. If you want a virtual demo of this lab testing instrument, then give us a call at +91-9210903903 or email us at Our team of technical experts will consult you regarding all your queries.

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