Efficiently Seal Flexible Packaging Products with Heat Sealer

Reviewed by Anurag Mishra (Sr. Technical Consultant)

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Flexible packaging products are often difficult to seal. Thus, it is important for the manufacturers to test the seal strength of the flexible packaging films. The Testronix heat sealer is the perfect solution for this. This is because, with the help of this testing instruments, you will get the proper sealing strength of labels and packaging films.

The main purpose of this amazing testing instrument is to seal the thermoplastic to other using constant heat and pressure. Thus, it is considered to be the most widely used product in the packaging industry. Testronix is a leading manufacturer of this amazing testing instrument. All the products made at Testronix Testing Instruments are of high quality. Thus, you should consider our testing instruments so that you will deliver quality products to your customers.

Here we are going to discuss how you can easily seal flexible packaging of products with the help of Testronix Heat Sealer. So, let us get started.

How to use Testronix Heat Sealer for flexible packaging films?

The main purpose of this amazing testing equipment is to seal thermoplastic films to one another using accurate heat and pressure. If you are working in the packaging industry, then using Testronix Heat Sealer would serve to be beneficial to you.

This machine has been equipped with several amazing features that make it the number one choice among all testing instrument providers. Before heading towards the working of this testing instrument, we will first focus on its features.

Features of heat sealer

Testronix, one of the top-rated testing instruments manufacturers has an array of testing instruments made with quality and compliant with industry standards. One of the widely used testing instruments known as heat sealer is perfect for sealing flexible packaging products. In the packaging industry, if you use products without testing then it may lead to damage and rejections. To avoid these types of problems, you should make sure to use quality testing instruments for your products to make sure your customers will be satisfied with your product.

Therefore, you should make use of Testronix testing instruments to make sure you deliver quality products to your customers. Here we have listed some amazing features of using Testronix Heat sealer. You can read them below:

  • Testronix heat sealer is very easy to install and can be maintained easily.
  • The heating capacity of this testing instrument can vary from ambient to 250 degrees Celsius.
  • It comes with an advanced PID controller for effective temperature control.
  • It consists of auto-tuning function with a PID controller.
  • It has a single push-button operation for setting PID temperature as well as time.
  • Mild steel powder coated body

These are some fantastic features of the Testronix Heat Seal tester. Now, we will focus on how it can be used for sealing the packaging films.

Working of heat seal tester

With Testronix, manufacturers can cut costs on production while saving time and energy. If you want to know how then you should read this blog till the end. We have mentioned its working principle through which you will get the idea about its easy operation. So, read it below.

  • When you turn on the machine, then you will see some PID controller preset readings.
  • Set SV value and test duration according to your requirements.
  • After that connect the air source with a pressure gauge.
  • Maintain the required temperature and get ready to place the specimen between the sealers.
  • The testing specimen will be placed between two heated jaws that creates the bond between two pieces of the specimen, to seal the sample.

  • After completion of the sealing process, you can analyze the physical property changes in the specimen.

In this way, you can seal the sample and determine its quality with the change in physical properties. Thus, with the help of this testing instrument, you will easily be able to deliver an accurate product to your customers.


Here in this blog, we have mentioned the working and features of the Testronix heat seal tester. You can easily test the packaging films with this testing instrument to keep a check on their quality. Testronix manufactures high-quality heat sealers. Our product can be used in a variety of applications in the packaging industry. With the right heat seal testing instrument, you can get a better idea of how your packaging films will perform.

The Testronix Heat Seal Tester is one of the most accurate instruments available on the market today. If you need help in selecting an appropriate tester for your own business needs, give our team a call on +91 9313 140 140  or email us at info@testronixinstruments.com. We have years of expertise in this field that we are happy to share with you the best testing instruments that lead your business guaranteed profits.

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