t 3D printing robots are becoming an important choice for manufacturers that need large-format parts, lower material cost and flexible production. Instead of using filament, a pellet 3D printing robot extrudes plastic pellets or granules directly, which makes it suitable for bigger components and industrial-scale applications. A plastic pellet 3D printer can be used for molds, furniture, sculpture models, display props, automotive prototypes and customized industrial parts. When combined with an industrial robot arm, the system can print with a larger working range and follow complex tool paths that are difficult for traditional gantry machines. For many factories, the biggest advantage of a large format pellet 3D printer is material efficiency. Plastic pellets are widely available and can support different material choices, including PETG, ABS, PP and other thermoplastic materials depending on the project. After printing, robotic milling or carving can be used to improve surface quality and finish details. This workflow combines additive manufacturing and machining, helping companies produce accurate large parts from digital models. JIECHENG ROBOTS provides pellet 3D printing robot systems for large-format manufacturing, custom molds, sculpture, furniture and industrial prototypes. The system can be configured with different robot models, extruders and workstations according to production requirements.