3D Printers

In short: A 3D printer builds objects layer by layer from plastic, resin or metal.

In more detail: The template is a 3D model (STL or 3MF) that a slicer breaks down into layers and tool paths.

In Depth

Methods

• FDM: melted plastic (PLA, PETG, ABS) from a nozzle.
• SLA/DLP: UV light hardens liquid resin.
• SLS: powder is sintered.

Creating models

With CAD or 3D software: Blender, TinkerCAD, Fusion 360. See CAD.

See also: CAD, TinkerCAD, Fusion 360, Blender