The present invention relates to a die-cast extrusion equipment hired. Extrusion die casting apparatus according to the present invention is appointed, and the hollow portion, and a molten metal injection hole for injecting a molten metal into the hollow portion, and a sleeve having an outlet for discharging the molten metal;, reciprocally movable along the hollow portion of the sleeve and the plunger is coupled; said lubricant supply means for supplying a lubricant to prevent friction between the reciprocating movement of the plunger sleeve and the plunger; made, including, while the plunger is advanced to extrude the melt in the outlet In the die-casting device appointed extrusion, ; The lubricant supply means, an inlet formed at one end of the plunger so as to introduce a lubricant into the plunger therein; and, and wherein the inlet is in communication with, the plunger to the inlet formed in the plunger in a longitudinal direction; and, in communication with the inlet to, and an outlet formed at the other end of the plunger so as to leak the lubricant between the outer peripheral surface of the inner peripheral surface of the sleeve and the plunger; characterized by having a There is.
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