3D printing filament is the core material used in Fused Deposition Modeling (FDM) or Fused Filament Fabrication (FFF) technology. It is heated, extruded, and deposited layer by layer to create objects. Common filament materials include PLA (Polylactic Acid), PETG (Polyethylene Terephthalate Glycol-modified), and TPU (Thermoplastic Polyurethane), each offering distinct properties for s... https://kingroon.com/collections/3d-printer-filament