Figure 8

Tensile force–Elongation curves of 3D-PPOT using PLA filament printed on 14 picks/inch PET woven fabrics at three different temperatures 25, 60 and 100 °C in machine direction (a). (b) is a focus image of (a). (1) and (2) represent the maximum strength of the PLA layer and the PET fabric of the 3D-PPOT using virgin PLA filament respectively.