Polylactic Acid (PLA) imapangidwa kuchokera kuzinthu zingapo zamitengo, imatengedwa ngati pulasitiki yobiriwira poyerekeza ndi ABS.Popeza PLA imachokera ku shuga, imatulutsa fungo la theka-lokoma ikatenthedwa panthawi yosindikiza.Izi nthawi zambiri zimakondedwa kuposa ABS filament, yomwe imatulutsa fungo la pulasitiki yotentha.
PLA ndi yamphamvu komanso yolimba kwambiri, yomwe nthawi zambiri imatulutsa tsatanetsatane komanso ngodya zambiri poyerekeza ndi ABS.Zigawo zosindikizidwa za 3D zizimva zonyezimira kwambiri.Zosindikiza zimathanso kupangidwa ndi mchenga ndi makina.PLA ili ndi zotsutsana zochepa kwambiri ndi ABS, motero nsanja yomangirira sikufunika.Chifukwa mbale ya bedi yotenthedwa sikufunika, ogwiritsa ntchito ambiri amakonda kusindikiza pogwiritsa ntchito tepi yojambula buluu m'malo mwa tepi ya Kapton.PLA imathanso kusindikizidwa pa liwiro lapamwamba kwambiri.