Additive manufacturing is the construction of a three-dimensional object from a CAD model or a 3D model with layer to layer deposition of materials like steel, nickel, cobalt etc

DED- Focused thermal energy is used to fuse materials by melting as they are being deposited

Powder bed fusion- Thermal energy selectively fuses region of a powder bed and the system uses computer control to perform

Few Applications, pro and cons of DED is presented

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