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Hot tack and heat seal performance tests

The Param Hot Tack Tester is ideal for hot tack and heat seal performance tests on plastic, laminated and other packaging films. And for testing peel, shear and tension on adhesives, adhesive tapes, laminated films, plastic films, paper and other flexible materials.

Test Standards: ASTM F1921, ASTM F2029, QB/T 2358, YBB 00122003

Digital PID temperature control system enabling preset temperature to be reached quickly & without fluctuation. Supports Lystem™ Lab Data Sharing System for uniform and systematic data management
Four test functions, including hot tack, heat seal, peeling & tensile strength Automatic zeroing, error alert, overload protection and stroke protection
Can be started manually or by pedal switch Anti-scald design for safe operation
Controlled by micro-computer with LCD display PVC operation panel & menu interface
RS232 port for data transfer Four force test ranges & six testing speeds
Hot Tack Performance: Plastic films, sheets e.g. PE, PP, PET and composite films used in packages for instant noodle, milk powder, washing powder, food & drugs
Heat Seal Performance: Plastic films, sheets & composite films
Peel Strength: Adhesives & adhesive tapes
Tensile Strength: Tensile strength test of various films, sheets & composite films
Medical Adhesives: Peeling test & tensile strength test of medical adhesives e.g. adhesive bandages
Textiles, Nonwovens & Woven bags: Peeling test & tensile strength test
Adhesive Tapes: Low speed unwrapping test
Protection Films: Peeling test & tensile strength test
Magnetic Cards: Peeling test of the films & magnetic cards
Bottle Caps: Opening force test of the aluminium plastic combination bottle caps
Sealing temperature: Room temperature - 250°C
Temperature Accuracy: ± 0.2°C
Dwell Time (Heat Seal & Hot Tack): 0.1 - 999.9 seconds
Tack time: 0.1 - 999.9 seconds
Sealing Pressure: 0.05 MPa - 0.7 MPa
Sealing Area: 100mm x 5mm
Sealing Jaw: Single heating or double heating (customisation available)
Gas Supply Pressure: 0.5 MPa - 0.7 MPa (outside of supply scope)
Capacity range: 0 - 200N (30N, 50N & 100N optional
Accuracy: 1% of Full Scale
Resolution: 0.01 N
Load Speed: 100, 150, 200, 300, 500, & hot tack (mm/min)
Specimen width: 15mm, 25mm or 25.4mm (Optional & Customised)
Stroke: 500mm
Port Size: 4 mm PU Tubing
Instrument Dimensions: 1170mm (L) x 360mm (W) x 460mm (H)
Power Supply: AC 220V 50Hz
Net Weight: 45kg

Standard configuration
Mainframe, Pedal Switch, Hot Tack Grips and Calibration Frame
Professional Software, Communication Cable, Customized Heat Seal Jaw, Test Plate, Welding Cloth, Customized Sample Grips, Sample Cutter and Customized Sample Positioning Plate.

Please Note: The gas supply port of this instrument is 4mm PU Tubing. Customers will need to prepare the gas supply.

For further information, please contact our sales team on 01223 492081 or via

Param Hot Tack Tester


Rycobel is the European hub for several internationally respected manufacturers of physical testing equipment, from pulp evaluation, to strength, tear and compression testing of finshed products. Rycobel also offers its own RYCOLAB labelled series of  instruments.

Their team of manufacturer trained service engineers provide service, calibration and repairs for the complete range of instruments, through return to base, or annual on site service tours, organised by Tendring Physical Testing.