IMPACT ABSORPTION MEMBER, PULL-UP TYPE CONTINUOUS CASTING APPARATUS FOR CASTING AN IMPACT ABSORPTION MEMBER, AND PULL-UP TYPE CONTINUOUS CASTING METHOD

摘要

PROBLEM TO BE SOLVED: To provide an impact absorption member capable of improving an absorption performance of an impact energy, and a pull-up type continuous casting apparatus and a pull-up type continuous casting method for casting the impact absorption member.SOLUTION: An impact absorption member according to one mode of the invention comprises: a square cylindrical body part 10 including two pairs opposed side walls 11 and 12 and side walls 13 and 14; and a tabular rib 15 disposed in the cylinder of the body part 10 and extending in the axial direction. At least one pair of opposed side walls 11 and 12 of the two pairs of opposed side walls 11 and 12 and side walls 13 and 14, and the rib 15 have a waveform shape in the axial direction.