Taken the wheel-shaped casting as an example, the new process of direct shell production casting (DSPC) by Selective Laser Sintering technology (SLS) was investigated.

• 摘要研究以轮形铸件为例，基于激光选区烧结(SLS)技术直接烧结覆膜树脂砂铸造型壳新工艺(DSPC)。