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2. Heat sealer - Wikipedia

   en.wikipedia.org/wiki/Heat_sealer

   Small impulse sealer Heat-sealed material lies on a warehouse floor. Notice the corded heat sealer to the left. Heat sealer used to prepare plastic bag of lettuce for shelf life testing Continuous band heat sealer. A heat sealer is a machine used to seal products, packaging, and other thermoplastic materials using heat. This can be with uniform ...

3. Vacuum packing - Wikipedia

   en.wikipedia.org/wiki/Vacuum_packing

   Sealed food alongside a home vacuum sealer and plastic rolls used for sealing. Vacuum packing is a method of packaging that removes air from the package prior to sealing. This method involves placing items in a plastic film package, removing air from inside and sealing the package. [1] Shrink film is sometimes used to have a tight fit to the ...

4. Bread clip - Wikipedia

   en.wikipedia.org/wiki/Bread_clip

   A clip sealing a bag of buns displaying a best before date. Biodegradable bread clip in Quebec, Canada. The bread clip was invented by Floyd G. Paxton and manufactured by the Kwik Lok Corporation, based in Yakima, Washington [5] with manufacturing plants in Yakima and New Haven, Indiana. Kwik Lok Corporation's clips are called "Kwik Lok closures".

5. Induction sealing - Wikipedia

   en.wikipedia.org/wiki/Induction_sealing

   Induction sealing is the process of bonding thermoplastic materials by induction heating.This involves controlled heating an electrically conducting object (usually aluminum foil) by electromagnetic induction, through heat generated in the object by eddy currents.

6. Plastic welding - Wikipedia

   en.wikipedia.org/wiki/Plastic_welding

   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. A variety of heat sealers is available to join thermoplastic materials such as plastic films: Hot bar sealer, Impulse sealer, etc.

7. Box-sealing tape - Wikipedia

   en.wikipedia.org/wiki/Box-sealing_tape

   Box-sealing tape, parcel tape, packing tape, or shipping tape is a pressure-sensitive tape used for closing or sealing corrugated fiberboard boxes. It consists of a pressure-sensitive adhesive coated onto a backing material which is usually a polypropylene or polyester film which is oriented to have strength in both the long (machine) direction ...