Sliding gate plate

摘要

According to the present invention, there is provided a sliding gate plate connected to a molten metal container, used as a part of a nozzle, for controlling a flow amount of molten metal in the molten metal container, comprising a main body of the sliding gate plate, having a through-hole at a section corresponding to a molten metal discharge control, and a cylinder having a ring-like fringe portion, and fit into the through-hole of the main body of the plate.