Sirenha Archives - 3D Printing Industry

Navy Group FREMM Bretagne at sea. Photo via Navy Group.

Naval Group and Centrale Nantes use WAAM to 3D print the world’s first hollow propeller blade

Naval Group, a French company focusing on naval defence, and Centrale Nantes engineering school have 3D printed the first hollow propeller blade demonstrator. Sirenha, a Centrale Nantes spin-off and s…

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