3-D Technologies
Material Extrusion
Material Extrusion is the additive process in which material is selectively dispensed through a nozzle or orifice. This process can be used for plastics, metals and ceramics.
![3-D Material Extrusion Image](https://tricare.mil/-/media/Images/MTFs/NCR-Region/WalterReed/Infographics/4089_3DTechnologiesME.png?la=en&hash=19A148AA308F73305F512589CC3CFD7D4C470904A126291BA0AA92DBF089347D)
Watch this video to learn more about Material Extrusion.
Binder Jetting
Binder Jetting is an additive process in which liquid bonding agent is selectively deposited to join powder materials.
![Binder Jetting machine](https://tricare.mil/-/media/Images/MTFs/NCR-Region/WalterReed/Infographics/4089_3DTechnologiesBJ.png?h=188&w=300&la=en&hash=DCA0EBDC6CACDE8CAAF5CA15E1612A9146A498208245412DDB2BC417C3175C9A)
Watch this video to learn more about Binder Jetting.
Powder Bed Fusion
This additive process uses thermal energy to selectively fuse regions of a powder bed.
![Powder Bed Fusion](https://tricare.mil/-/media/Images/MTFs/NCR-Region/WalterReed/Infographics/4089_3DTechnologiesPBF.png?h=185&w=300&la=en&hash=9BFB208E9922C9C6038C0826F3A23000A16FD5E7E40B8BD8999309E306344312)
Watch this video to learn more about Powder Bed Fusion.
Material Jetting
Material Jetting is an additive manufacturing process in which droplets of material are selectively deposited.
![Material Jetting machine](https://tricare.mil/-/media/Images/MTFs/NCR-Region/WalterReed/Infographics/4089_3DTechnologiesMJ.png?h=180&w=300&la=en&hash=13FC8D883CC875520DF074D3167383F43DB61A6C1A86CF7278F3E8E8D4C47AC8)
Watch this video to learn more about Material Jetting.
VAT Photopolymerization
Stereolithography is an additive manufacturing process using a vat of liquid UV-curable photopolymer “resin” and a UV-laser to build parts one layer at a time.
![VAT Photopolymerization](https://tricare.mil/-/media/Images/MTFs/NCR-Region/WalterReed/Infographics/4089_3DTechnologiesVP.png?h=169&w=300&la=en&hash=A6104841C7B8AC05CCCEBD2484180B51E5FC1F31B349BE0D2443FB8F786D46B6)
Watch this video to learn more about VAT Photopolymerization.