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Plastic injection molding

Plastic injection molding is the primary process for manufacturing plastic parts used in consumer goods such as computer keyboards, monitors, bottle caps, cups and solid plastic articles. Plastic is known to be a very versatile and economical material that is used in many applications. Injection molding involves taking plastic in the form of pellets or granules and heating this material until a melt is obtained. Then the melt is forced into a split-die chamber/mold where it is allowed to "cool" into the desired shape. The mold is then opened and the part is ejected, at which time the cycle is repeated.

Contributors in Plastic injection molding

Plastic injection molding

adhesive assembly

Manufacturing; Plastic injection molding

The process of joining two or more plastic parts by means of an adhesive.

structural foam molding

Manufacturing; Plastic injection molding

The process of molding thermoplastics articles with a cellular core and integral solid skins in a single operation.

annealing

Manufacturing; Plastic injection molding

The process of relieving internal stresses of molded plastic articles by heating to a predetermined temperature, maintaining this temperature for a predetermined length of time, and slowly cooling ...

blast finishing

Manufacturing; Plastic injection molding

The process of removing flash from molded objects and/or dulling their surfaces, by impinging upon them with sufficient force to remove the flash.

aging

Manufacturing; Plastic injection molding

The process of, or the results of, exposure of plastics to natural or artificial environmental conditions for a prolonged period of time.

compounding

Manufacturing; Plastic injection molding

The process required to mix polymer(s) with all of the additives that are necessary to provide the end user with a finished grade with suitable properties.

liquid injection molding (LIM)

Manufacturing; Plastic injection molding

The process that involves an integrated system for proportioning, mixing, and dispensing two component liquid resin formulations and directly injecting the resultant mix into a mold which is clamped ...

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