https://www.overseadia.com/en-US/detail/626d0d47c36b737af38da71ae00d86e3 Fuyaochang's Slag Retaining Ball Model 1 is an essential tool for the casting process. It effectively prevents slag from entering the mold, ensuring high-quality casting results. In this article, we will discuss the benefits of using Fuyaochang's Slag Retaining Ball Model 1 and how it can improve your casting process.