Specially developed masterbatch for 3D printing wire, with low moisture content, high flowability, and super dispersion. Effectively improve the problems of broken wires, blockages, warping, and poor layer adhesion, resulting in a smooth and clean printed product surface, uniform color, and strong stability. Suitable for mainstream printing materials such as PLA, PETG, ABS, etc., suitable for 3D printing consumables, model samples, educational aids, creative ornaments, and industrial printing accessories.