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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

peeling

Manufacturing; Plastic injection molding

En åpen blemme i platic deler som er en produksjonsfeil.

subgate

Manufacturing; Plastic injection molding

inngang til del fra løperen under avskjed linjen. På utstøting delen bryter bort fra subgate.

kanten gate

Manufacturing; Plastic injection molding

inngang til del fra løperen på avskjed linjen.

mold release problemer

Manufacturing; Plastic injection molding

Overflødig bruk av mold release kan beholde deler fet og svekke materialet.

stress-sprekk

Manufacturing; Plastic injection molding

Ekstern eller intern sprekker i en plast skyldes strekk stress mindre enn sine kort tid mekanisk styrke. Utviklingen av slike sprekker er ofte akselerert av miljøet som plast er utsatt.

ikke-fyll

Manufacturing; Plastic injection molding

Kan ikke fylle mold eller hulrom i mold. Kantene vises smeltet.

kort skudd

Manufacturing; Plastic injection molding

Kan ikke fylle mold eller hulrom i mold. Kantene vises smeltet.

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