This timelapse video demonstrates the manufacturing of a 27kg titanium valve using cold spray additive manufacturing in just 4.5 hours. This method can produce large metal parts from a variety of materials such as titanium, inconel, hastelloy, stainless steel, and copper.
منبع: https://3dprinting.com/share/3d-printing-a-27kg-titanium-valve-in-4-5-hours-using-cold-spray-technology/