| 摘要 |
PROBLEM TO BE SOLVED: To provide a relatively thin casting by using a metal whose fluidity is relatively bad by following to a gravity casting method.SOLUTION: The casting comprises: a recess part (30) formed on a main mold (12, 14) and opening to a cavity of the main mold (12, 14); and a partial sand mold (40) detachably attached to the recess part (30). The partial sand mold (40) is heated to 200°C or more, and the partial sand mold (40) heated to 200°C or more is installed on the recess part (30) of the main mold for performing casting. |
