In place of extruding plastic filament, SLS printers make use of a laser to selectively fuse plastic powders into sound products layer-by-layer. These machines scan cross-sections over the area of the powder mattress with Gcode from your CAD documents. Just after scanning a cross-portion, SLS printers reduced a powder mattress https://whatisadirectory.com/listings13114070/helping-the-others-realize-the-advantages-of-all-kinds-printing-in-surrey-bc