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  1. MIT - Massachusetts Institute of Technology
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    Injection Molding - MIT

    • Basic operation Cycle time and heat transfer Flow and solidification Part design Tooling New developments Environment See more

    Process & machine schematics

    * Source: http://www.idsa … See more

    MIT - Massachusetts I…
    Process Operation

    Temperature: barrel zones, tool, die zone Pressures: injection max, hold Times: injection, hold, tool opening Shot size: screw travel Processing window See more

    MIT - Massachusetts Institute of Technology
    Cooling time generally dominates cycle time

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    MIT - Massachusetts Institute of Technology
    Reynolds Number

    Reynolds Number: For typical injection molding For Die casting * Source: http://www.idsa … See more

    MIT - Massachusetts Institute of Technology
    Fountain Flow

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    MIT - Massachusetts Institute of Technology
    What is injection molding process?
    f the Injection molding process.The injection unitThe purpose of the injection unit is to melt the raw plastic and guide it into the mold. It consists of he hopper, the barrel, and the reciprocati g screw. The raw plastic material comes as pellets. In the hopper, the pellets can be mixed with pig
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