Patent ID: 8863999
Filing Date: 2014-10-21
Classification: B22D

Abstract:
1. A casting nozzle which supplies molten metal of pure magnesium or magnesium alloy into a twin roll movable casting die, the casting nozzle comprising: a main body having an inner surface, wherein a portion of the inner surface includes an inner coating layer applied thereto, the inner coating layer comes into contact with the molten metal; a molten metal contact portion which comes into contact with the molten metal; a casting die contact portion which is formed at a leading end of the nozzle and which comes into contact with the twin roll movable casting die; and a pouring port, positioned at a tapered end side of the main body, from which the molten metal is poured into the twin roll movable casting die through an opening of the pouring port, wherein: the casting die contact portion is formed of thermal insulation material,