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  2. Heat sealer - Wikipedia

    en.wikipedia.org/wiki/Heat_sealer

    Heat seal connectors are used to join LCDs to PCBs in many consumer electronics, as well as in medical and telecommunication devices.. Heat sealing of products with thermal adhesives is used to hold clear display screens onto consumer electronic products and for other sealed thermo-plastic assemblies or devices where heat staking or ultrasonic welding are not an option due to part design ...

  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. Zipper storage bag - Wikipedia

    en.wikipedia.org/wiki/Zipper_storage_bag

    A Ziploc-branded storage bag Close-up from a cross section of the sealing mechanism. A zipper storage bag, slider storage bag, zipper bag, zip lock bag, or zippie is an inexpensive flexible rectangular storage bag, usually transparent, made of polyethylene [1] [2] or similar plastic, that can be sealed and opened many times, either by a slider, which works in a similar way to a zip fastener ...

  5. Overwrap - Wikipedia

    en.wikipedia.org/wiki/Overwrap

    An overwrap or wrap is a method of sealing a contained product, typically as part of retail packaging. It is often made of plastic film (sometimes called polywrapping) or paper. [1] The wrap is applied over the bare product or can be applied over another form of packaging. It is typically used to protect products, but can be used decoratively.

  6. Thread seal tape - Wikipedia

    en.wikipedia.org/wiki/Thread_seal_tape

    Thread seal tape is wrapped around the threads, lubricating the connection and allowing the two pieces to be screwed deeper together. Thread seal tape (also known as PTFE tape, Teflon tape, or plumber's tape) is a polytetrafluoroethylene (PTFE) film tape commonly used in plumbing for sealing pipe threads. The tape is sold cut to specific widths ...

  7. Polyethylene wax - Wikipedia

    en.wikipedia.org/wiki/Polyethylene_wax

    Polyethylene wax can be used as a dispersant, slip agent, resin additive, and mold release agent. [1] As an oxidised product, OPEW is authorized in the EU as E number reference E914 only for the surface treatment of some fruits. [2] There are a variety of methods for producing Polyethylene wax.

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