Home > Branche/domæne > Manufacturing > Plastic injection molding

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

skrue rejse

Manufacturing; Plastic injection molding

Afstanden skruen rejser frem når fylde formen hulrum.

underløb

Manufacturing; Plastic injection molding

Den dominerende flow af to konfrontere flyder over den anden. Mindre strømmen vender retning giver dårlig overflade udseende og strukturel styrke. Underløb bør undgås ved at placere gates, således at ...

sprue

Manufacturing; Plastic injection molding

Tragt åbning i sprøjtestøbning mellem dyse og hulrum eller runner systemet.

pakning

Manufacturing; Plastic injection molding

Påfyldning af skimmel hulrum eller hulrum så fulde som muligt uden at forårsage unødig stress på formene eller forårsager flash skal vises på de færdige dele. Over eller under packing resultater i ...

lukketryk

Manufacturing; Plastic injection molding

Den kraft, formen til at holde det lukket i opposition til det væsketryk komprimeret molding materiale i formen hulrum og runner system.

stress

Manufacturing; Plastic injection molding

Den kraft, producerer eller tendens til at producere deformation i et organ, der er målt ved den kraft per arealenhed.

Cross-Linking

Manufacturing; Plastic injection molding

Dannelse af kemiske forbindelser mellem de molekylære kæder i polymerer. Denne proces kan opnås ved kemisk reaktion, vulkanisering og elektron bombardement.

Featured blossaries

Programming Languages

Kategori: Languages   2 17 Terms

Firearm Anatomy

Kategori: Engineering   1 27 Terms