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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

Crystal

Manufacturing; Plastic injection molding

A homogeneous solid having an orderly and repetitive three-dimensional arrangement of its atoms.

Isotherm

Manufacturing; Plastic injection molding

A line of equal temperature. Any point along an isotherm is at the same temperature as any other point along the same isotherm.

Release agent

Manufacturing; Plastic injection molding

A material sprayed on the mould which facilitates removing the part.

Balanced runner

Manufacturing; Plastic injection molding

A runner system designed to place all cavities at the same distance from the sprue.

Binder

Manufacturing; Plastic injection molding

A resin or other material used to hold particles together. The binder is the continuous phase in a reinforced plastic, which provides mechanical strength or ensures uniform consistency, ...

Elastomer

Manufacturing; Plastic injection molding

A rubber-like material which at room temperature can be stretched repeatedly to at least twice its original length and, upon immediate release of the stress, will return with force to its approximate ...

Mould frame

Manufacturing; Plastic injection molding

A series of steel plates which contain mould components, including cavities, cores, runner system, cooling system, ejection system, etc.

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