“Metal 3D printing startup VELO3D came out of stealth mode last year with its innovative, support-free laser powder bed fusion process that offers a lot more design freedom than most metal systems. Since the company commercialized in 2018, it’s made known that aerospace manufacturing is one of its largest target markets, and since that time at least two OEMs in that industry are using its Sapphire 3D printing systems to make parts. Now, it has just announced a partnership with Colorado-based Boom Supersonic – the company working to build the fastest supersonic airliner in history…”