先进材料疑固实验室 Gating system Laboratory of Advanced Materials Solidification Pouring cup Runner Sprue extension 、 Gates to casting Runner Sprue well Runner well FIGURE 13-9 Typical gating system for a horizontal parting plane mold, showing key components involved in controlling the flow of metal into the mold cavity. 熟 上游文通大学 SHANGHAI JIAO TONG UNIVERSITYGating system