Top 3 factors to determine while buying laboratory heat sealers

The packaging industry is critical in the conveyance of materials without causing any damage. As a result, the items should be adequately wrapped to ensure that no errors occur while delivery. The Presto lab heat sealer is a flexible testing machine that is used to perform sealing on flexible packaging materials and thermoplastic materials using heat and pressure.

This lab testing instrument is designed to test the effect of heat and pressure on the seal strength of these materials. In addition, the Presto lab heat sealer can also be used to test the effect of different sealing temperatures on the material being sealed. This information is important in order to determine the optimum sealing temperature for your packaging application. Whenever you buy this laboratory heat sealer then you need to take care of some factors that you must keep in mind while buying a laboratory heat seal tester. But before that, you must know about the laboratory heat sealer and how this lab testing instrument is helpful in determining the sealing consistency of thermoplastic material. So, let us get started!

What is a laboratory heat sealing testing instrument?

A heat sealer is a machine used to seal one thermoplastic to another or similar thermoplastic using heat and pressure. Heat sealing is the process of joining two materials together by heating the surface of one or both materials and pressing them together. The heat sealer creates a bond between the materials by melting the surfaces of the materials and then cooling them so that they are joined together. The heat sealer is mainly used in packaging industries and industrial laboratories.

The main purpose of using lab heat sealers in the packaging industries and industrial laboratories is to seal one thermoplastic to another or similar thermoplastic using heat and pressure. The direct contact method of heat sealing utilizes a constantly heated die or sealing bar to apply heat to a specific contact area or path to seal or weld the thermoplastics together. Heat sealing is used for many applications, including heat seal connectors, thermally activated adhesives, film media, plastic ports, or foil sealing. You can also read brief information about laboratory heat sealers and how this lab testing equipment will work best for thermoplastic and foil sealing materials. Below we have listed the features and technical specifications of the laboratory heat sealing testing instrument.

Features of Presto lab heat sealer

The Presto heat seal tester is highly useful in the packaging industry and is helpful in evaluating the heat seal strength of flexible packaging films. The direct method of heat sealing testing equipment will easily utilize the constantly heated die or sealing bar to apply heat to a specific contact area or path. Presto is a leading laboratory heat sealing testing instrument manufacturer and provides you with this testing instrument at the best and most affordable prices.

Seal Pattern: Straight line/Plain/Diamond Knurling
Microprocessor-based display for accurate test results
Highly accurate test results under pneumatic pressure control.
Single Pushbutton operation after setting PID temperature and time
Strong heating jaws for performing tests
No slippage in case specimen is placed uniformly without any loops.
Bright LED display for temperature and timer
PID temperature controller for the highest level of control and repeatability
Digital Preset timer
EN 31 hard and temper sealing jaw material
Guide rod mechanism for efficient control of sealing
Standards: ASTM F 2029

Technical Specifications of Presto laboratory 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:
150*15 mm OR
300*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 Detector (RTD)
Sealing Pressure: 2 - 6 Bar
Any 1 of the two size options can be chosen as per the requirement
Temperature Controller: PID
Timer: Digital Preset type

With these features and technical specifications, it will be easy for you to test the heat sealing strength of materials with ease. You can easily test the heat sealing capacity of thermoplastic materials with the help of this testing instrument. Now, let us focus on the top 3 factors that you must take care of while conducting the heat sealing test for thermoplastic materials.

Factors to keep in mind while you buy lab heat sealers

As we have discussed above Presto laboratory heat sealers are widely used in the packaging industry, but before buying this lab testing equipment you need to take care of some factors. Thus, to ease your work, we have listed some of the amazing factors to keep in mind while buying lab heat sealing testing instruments.

The type of material matters the most when you buy laboratory heat sealers.
The second factor to determine is the material thickness before sealing. It is important to determine this thickness as it will be helpful in making the process quite quicker and easier.
The third factor you should consider while buying the lab heat sealer is that, whether this lab testing equipment has been made in accordance with industry standards or not. A standardized testing instrument is helpful in providing accurate test results.

By keeping these factors in mind, it will be easy for you to test the heat sealing strength of materials with ease. You can also enroll us in FREE SAMPLE TESTING SESSION by giving us a call at +919210903903 or email us at info@prestogroup.com. Our team of technical experts will easily help you with all your queries.

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