... CNC machiningPreferred Formats:Pro/E, Solidworks, Unigraphics, Catia, Auto CAD, *.igs, *.stp, *.stl, *.x-tSurface treatments:Paint ... heart of ProtoCAM's rapid prototyping service, turning 3D CAD file into a solid object. Stereo lithography ... Sintering (SLS) is a process which creates 3D SLS prototypes by fusing or sintering powdered thermoplastic ... prototype with plastic material plastic toys model