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Typical tensile stress (MPa) to strain (mm/mm) curves of tensile specimens’ 3D printed with infill’s extrusion orientation of 45° and for all tested nozzle’s temperatures for A PA12-TiO2 1.0 wt.%, B PA12-TiO2 2.0 wt.%, and C PA12-TiO2 4.0 wt.%
