... printing, food contact, skin contact. Filaments for 3D printer Characteristic 1. Filaments produced by biobased environmental materials PLA and engineer plastic ... -230°C;3. PLA filament has low melting strength, easily shape when printing, shining surface, bright color;4. PLA filament has ... ,green,yellow,blue,black,white,glow in the darkABS-3mm/1.75mm White,red,green,yellow,blue,black,white,glow in ...