Injection Molding VS 3d Printing: What Are the Differences
This may seem like a no-brainer for many of you. But you’d be surprised how different the two methods of manufacturing really are.
I’m talking far outside the scope of needing to make a metal mold and pressing out stamped copies. I’m talking about the physical limitations of injection molding vs 3d printing.
You see, with injection molding, you have to have a mold. That mold always comes in 2 parts. And that mold has to be designed in such a way that you can pull apart the two halves and eject the plastic core.
Think for a moment about what that means.
That means you can only fabricate things that slide out of a mold. You can’t make anything that has a handle or a hook in it across more than one axis. Ever notice how your favorite coffee mug has a seam right along the handle? That’s because that’s…
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