High purity and low oxygen, high sphericity, smooth surface, no satellite spheres, uniform particle size distribution, excellent flow properties, high loose packing density and tap density, excellent biocompatibility, tantalum implants made by 3D printing have an elastic modulus closest to human cartilage tissue, and is the most ideal orthopedic implant material. Stardust’s spherical tantalum powder fully meets the standards in the field of medical implants such as YY/T 0966-2014, ISO13782: 1996.