Laser-Aided Manufacturing: Atom to Application
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Fig. 7 Laser cladding with blown powder
Fig. 8 Stages of laser alloying
since 1980s. These are non-equilibrium processes [11] capable of producing surfaces
with tailored properties. In surface alloying, a coating of different material is applied
on a surface in many different ways including electroplating, slurry, or powder blown
through a nozzle (see Figs. 7 and 8). A high-power laser melts and completely mixes
the coating creating a surface with composition that is a mixture of two different
alloys. However, in cladding, coating composition is more or less kept with a bit of
dilution from the substrate.
3.4 Additive Manufacturing/3D Printing
3D printing has captured the imagination of the manufacturing community worldwide
since 2012 [12, 13]. April Issue of Economist magazine dubbed it as 3rd Industrial
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