PLA welding rod, made of PLA, it's a eco-friendly and poisonousless products. Safe for printing, food contact, skin contact. Filaments for 3D printer Characteristic 1. Filaments produced by biobased environmental materials PLA ,PVA and engineer plastic ABS , PLA is renewable, biodegradable materials;2. PLA filament process temperature is 170-200°C, ABS is 220-260°C;3. PLA filament has low melting ...