| 摘要 |
PROBLEM TO BE SOLVED: To provide a casting metal mold having a structure capable of efficiently cooling a sealant 53 for securing airtightness of a cavity 29c.SOLUTION: A casting metal mold is a casting metal mold for arranging a sealant 53 for securing airtightness of a cavity 29c, on an outer periphery of the cavity 29c, by forming the cavity 29c in it, by superposing a first mold 29b and a second mold 29a, and the first mold 29b and the second mold 29a are a shape of having expansion parts 291b and 291a of expanding in an outer peripheral direction, and are formed on one mating surface of the expansion part 291b of the first mold 29b and the expansion part 291a of the second mold 29a so that a seal groove 54 encloses the cavity 29c, and the rubber sealant 53 having elasticity and heat resistance is fitted in this seal groove 54.SELECTED DRAWING: Figure 2 |
