Defontaine SAS

Precision Aero Engine & Industrial Components. Aero Engine Components: Specializing in flanges, sectors and machined/fabricated casings (Ø150-Ø6200 mm) for civil and military engines. Expertise includes flash butt welded rings and complex mechanical assemblies for static, structural and rotating parts in aircraft & helicopters. Materials: Al, SS, Ni, Co, Ti. Rollix Slewing Rings: Design and manufacture of slewing rings for diverse industrial and specific applications, including GSE and radars.