POSCO Holdings Inc.
METAL MATERIAL COOLING APPARATUS

Abstract:

Provided is a metal material cooling apparatus comprising: a spray cooling part for spraying a cooling medium to the surface of the metal material; and a spray angle adjusting part connected to the spray cooling part, and adjusting the spray angle of the cooling medium sprayed from the spray cooling part, according to the width of the transferred metal material, wherein the spray angle adjusting part has: a spray nozzle plate in which at least a portion of a flow path, in which the cooling medium moves, is changed such that the spray angle of the cooling medium is adjusted; and a driving member for driving the spray nozzle plate so as to change the flow path in which the cooling medium moves.