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2. Injection mold construction - Wikipedia

   en.wikipedia.org/wiki/Injection_mold_construction

   Register ring—Aligns injection molding machine screws with the injection mold. Usually made of case-hardened, medium carbon steel material (CHMCS). Sprue bushing — The bush has a taper hole of 3° to 5° and is usually made of CHMCS. The material enters the mold through the sprue bush.

3. Dry-ice blasting - Wikipedia

   en.wikipedia.org/wiki/Dry-ice_blasting

   Dry-ice blasting is nonabrasive, non-conductive, nonflammable, and non-toxic. Dry-ice blasting is an efficient [3] [verification needed] cleaning method. Dry ice is made of reclaimed carbon dioxide that is produced from other industrial processes, and is an approved media by the EPA, FDA and USDA. It also reduces or eliminates employee exposure ...

4. Plaster mold casting - Wikipedia

   en.wikipedia.org/wiki/Plaster_mold_casting

   The mold is then baked, between 120 °C (248 °F) and 260 °C (500 °F), to remove any excess water. The dried mold is then assembled, preheated, and the metal poured. Finally, after the metal has solidified, the plaster is broken from the cast part. The mold is usually damaged from the metal so reusing is usually not done.

5. Sprue (manufacturing) - Wikipedia

   en.wikipedia.org/wiki/Sprue_(manufacturing)

   A sprue is a large diameter vertical channel through which liquid material is introduced into a mold. It connects the pouring basin to the runner. In many cases it controls the flow of material into the mold. During casting or molding, the material in the sprue will solidify and need to be removed from the finished part. It is usually tapered ...

6. Plastic extrusion - Wikipedia

   en.wikipedia.org/wiki/Plastic_extrusion

   A common post-extrusion process for plastic sheet stock is thermoforming, where the sheet is heated until soft (plastic), and formed via a mold into a new shape. When vacuum is used, this is often described as vacuum forming. Orientation (i.e. ability/ available density of the sheet to be drawn to the mold which can vary in depths from 1 to 36 ...

7. How to Easily Remove Bottles from the Plastic Rings - AOL

   www.aol.com/lifestyle/easily-remove-bottles...

   Plastic rings will (hopefully) soon be eliminated. This hack might soon be an unnecessary relic of the past. Fortunately, many brands are making efforts to reduce or eliminate single-use items ...