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How can I create a 3D hexagon?

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Hello, as the title implies I would like to build a 3D hexagon which is hollow inside. I am esentially trying to model a hex-mesh with an iron fillings solution. I am unsure about how to manipulate the work planes or geometry. Any help would be appreciated :)


2 Replies Last Post 24 mar 2022, 15:33 GMT-4
Robert Koslover Certified Consultant

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Posted: 2 years ago 24 mar 2022, 15:20 GMT-4
Updated: 2 years ago 24 mar 2022, 15:26 GMT-4

A hexagon is a 2D shape. By "3D," are you referring to a hexagonal prism? E.g., https://www.geeksforgeeks.org/surface-area-and-volume-of-hexagonal-prism/ ? This can be made by drawing a hexagon in a workplane and then extruding it.

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Scientific Applications & Research Associates (SARA) Inc.
www.comsol.com/partners-consultants/certified-consultants/sara
A hexagon is a 2D shape. By "3D," are you referring to a hexagonal prism? E.g., https://www.geeksforgeeks.org/surface-area-and-volume-of-hexagonal-prism/ ? This can be made by drawing a hexagon in a workplane and then extruding it.

Jeff Hiller COMSOL Employee

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Posted: 2 years ago 24 mar 2022, 15:33 GMT-4
Updated: 2 years ago 28 mar 2022, 09:22 GMT-4

Assuming that you mean a hexagonal cylinder, then you can create one by drawing a hexagon in a workplane (See my old post here for how to easily draw regular polygons), then extrude it. Making it "hollow inside" is just a matter of creating two of them and taking the boolean difference.

If you are talking about a platonic solid (such as a dodecahedron), see this blog post on how to create one easily.

Best,

Jeff

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Jeff Hiller
Assuming that you mean a hexagonal cylinder, then you can create one by drawing a hexagon in a workplane (See [my old post here](https://www.comsol.com/forum/thread/157341/randomized-hexagon-using-model-methods?last=2017-10-17T21:27:02Z) for how to easily draw regular polygons), then extrude it. Making it "hollow inside" is just a matter of creating two of them and taking the boolean difference. If you are talking about a platonic solid (such as a dodecahedron), see [this blog post](https://www.comsol.com/blogs/how-to-use-the-platonic-solids-as-geometry-parts-in-comsol/) on how to create one easily. Best, Jeff

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