长江材料(001296.SZ)：生产的3D打印砂是用于砂型3D打印的主要原材料

Core Viewpoint - The company, Changjiang Materials (001296.SZ), produces 3D printing sand, which is a key raw material for sand mold 3D printing, primarily used in the development of samples and small batch casting production [1]. Group 1 - The 3D printing sand produced by the company is utilized in the process of sand mold 3D printing and casting production [1]. - The current applications of the 3D printing sand are mainly focused on sample development and the production of small batch castings [1].