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Laboratory heat sealer HS-2

Device to precise measurement of heat sealability of flexible packaging.

  • HS-2
  • Product description

    Precision laboratory heat sealer for accurate and repeatable determination of heat seal threshold. The HS-2 is established as the industry standard for this purpose. Produces seals 5 to 25mm wide and up to 50mm long.



    -Precise pressure calibration of standard surface are jaw face

    -Temperature, pressure and dwell time digital controllers

    -Jaws constructed in aluminium and silicone with precision ground faces

    -Rande of jaw face surfaces including Matched Crimp and Teflon Coating

    -Auto cycle feature for greater user convenience with multiple samples

    Technical specifications

    General data
    • Seal width: 50mm max.
    • Temperature control: range: ambient to 300°C, accuracy: +/- 0.5%, Operating Accuracy: +/-2°C. Single (Upper) sealing jaw temperature control, or Dual (Upper & Lower) sealing jaw temperature control
    • Pressure: Range: 0 to 100psi (6.8bar, 689Kpa), via precision regulator and digital display. Accuracy +/-5%, Repeatability +/- 0.02psi . Supply via clean and dry compressed airline or bottled air/nitrogen at 90 to 100psi
    • Dwell time: Range: 0.1 to 99.9 sec., Resolution 0.01 sec
    • Auto cycle & delay time: Delay Time Range: 0.1 to 99.9 sec For automatic cycling of sealing bars used in manual production environments. Assists with correct alignment of sample. Electronic processor controlled.
    • Jaw guidance system: Dovetail slide on jaws with quick release mechanism
    • Sealing jaws: Standard flat jaws 25mm x 50mm, constructed in aluminium with precision ground face. Lower sealing jaw with precision ground silicone rubber face.
    • Environment: 5-50ºC ambient operating temperature, RH 75% max (non-condensing)
    • Power: 240V AC 50/60 Hz (110V AC voltage available on request)
    Product weight and dimensions
    W 31 x D 46 x H 50 cm
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