Category Archives: Joint Laboratory of Marine technology

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 subsidiary of Naval Group, helmed the design of the blade. It was manufactured using the Wire Arc for Additive Manufacturing (WAAM) process. The blades were produced […]

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 subsidiary of Naval Group, helmed the design of the blade. It was manufactured using the Wire Arc for Additive Manufacturing (WAAM) process. The blades were produced […]

Naval Group and Centrale Nantes print full-scale propeller blade for military applications

Naval Group, a French industrial group focusing on naval defence and marine renewable energy, and Centrale Nantes engineering school have successfully 3D printed their first full-scale propeller blade demonstrator using the Wire Arc Additive Manufacturing (WAAM) process. This large, geometrically complex blade weighing over 300kg was produced under the framework of the Joint Laboratory of Marine technology, […]