Divergent validates AM gearbox housing in KF-21 fighter aircraft flight

ApplicationsNews
February 12, 2026
Divergent’s additively manufactured gearbox housing flew as a flight-critical component during testing of the KAI KF-21 Boramae (Courtesy Divergent Technologies)(Courtesy KAI)
Divergent’s additively manufactured gearbox housing flew as a flight-critical component during testing of the KAI KF-21 Boramae (Courtesy Divergent Technologies)(Courtesy KAI)

Divergent Technologies, based in Torrance, California, USA, has announced that its additively manufactured gearbox housing has completed flight testing on Korea Aerospace Industries’ KF-21 Boramae twin-engine fighter aircraft.

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The flight-safety component underwent rigorous testing from material specimens through full gearbox assemblies. According to Divergent, the component was qualified through a testing programme ranging from material specimens to full gearbox assemblies. The company stated that performance exceeded the standards applied to comparable cast components, demonstrating that Additive Manufacturing can meet the requirements of high-performance, manned fighter aircraft.

Divergent produces components using its Divergent Adaptive Productive System (DAPS) Additive Manufacturing solution. DAPS is an end-to-end engineering and manufacturing platform that integrates AI-driven design, production-rate Laser Beam Powder Bed Fusion (PBF-LB)-based AM, and universal robotic assembly. It enables the development and production of structures optimised for performance, production speed, and scalability factors.

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“Achievements like the KF-21 test flight demonstrate how Divergent continues to support the broader shift toward faster, more resilient, and modern aerospace production,” the company stated.

www.divergent3d.com

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ApplicationsNews
February 12, 2026

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