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Tech Times
techtimes.com > articles > 325992 > 20/26/0831 > x-bow-systems-wins-11m-pentagon-contract-3d-print-solid-rocket-propellant.htm

X-Bow Systems Wins $11M Pentagon Contract to 3D-Print Solid Rocket Propellant

1+ week, 6+ day ago   (369+ words) A solid rocket motor is a sealed pressure vessel with four core elements: a composite casing, thermal insulation, a propellant grain, and a nozzle. The casing and nozzle are engineering problems that additive manufacturing with metal has been addressing for…...