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. Author manuscript; available in PMC: 2020 Sep 1.
Published in final edited form as: Transl Res. 2019 Jun 3;211:123–138. doi: 10.1016/j.trsl.2019.05.005

Figure 2.

Figure 2.

3D printing process categories of the American Society for Testing and Materials (ASTM). (A) Material extrusion. Adapted with permission from [165]. (B) Material jetting. Adapted with permission from [165]. (C) Powder bed fusion, specifically the EBM process. Adapted with permission from [165]. (D) Binder jetting. Adapted with permission from [165]. (E) Directed energy deposition. Adapted with permission and photo courtesy of Sciaky, Inc. [166]. (F) Vat photopolymerization, specifically the SLA process. Adapted with permission from [165]. (G) Sheet lamination, specifically the LOM process. Adapted with permission from Manufacturing Guide [167].