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Lab Heat Sealer - Prima

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Lab Heat Sealer - Prima

Heat sealing is an extensively used process in packaging industries. The lab heat sealers Prima are used for testing the strength of the heat seal applied on the products. With highly accurate test results and easy operation, the heart sealers become one of the best ways to test the seal strength of a packaging material.


Heat Sealer Prima is extensively used in plastic and packaging industry to seal the packaging products like packaging materials, thermoplastic materials using heat. Heat Sealer Prima helps to join two materials, one of which is definitely a thermoplastic layer. Heat sealing is a technique of sealing a thermoplastic material with any other material using heat and pressure together. The heat sealing bar of the instrument constantly utilizes heat to a specific path to weld both the parts easily. The sealer is used in multiple applications to seal films, foil sealing, thermally activated adhesives, plastic ports and seal connectors.

To operate the instrument, the ample amount of pressure is applied to the specimen, which can be set from 15-180 kg or as per the requirement. The instrument is designed with two jaws, upper jaw and lower jaw. Both the jaw comprises of die or sealer that can be heated separately with different temperatures. Therefore, the user can easily maintain the temperature of the jaws separately. Also, it is possible to heat one heater alone at a time and it is feasible to switch off one heater between the tests.

  • Three patterns of jaws are available with the instrument, namely Straight line, Plain and Diamond Knoding.
  • The pressure and temperature range are changeable.
  • Temperatures of both the jaws can be adjusted separately.
  • The instrument has an imported P.I.D. temperature controller.
  • Sealing time can be set from 0.0 to 9.9 seconds.
  • It has a microprocessor based with digital indicator.
  • Sealing lengths (optional)– 150mm, 300mm, and 500mm.

  • The temperature of both the sealers can be set from 50 to 250oC separately. 
  • The machine provides the least count of 0.1oC.

Customer Reviews

Rudra Review by simple process
I appreciate the lab heat sealer for providing the exact results. I think it is the best device to check the seal strength with a simple process (Posted on 12/8/2015)

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Lab Heat Sealer - Prima