Patent ID: 9089894
Filing Date: 2015-07-28
Classification: B22D

Abstract:
1. A continuous casting mould having both a narrow side copper plate and a broad side copper plate, wherein the narrow side copper plate at its outside contour has same or substantive same width from top portion to bottom portion, meanwhile the narrow side copper plate is chamfered, and with a funnel-shaped curved surface, a working face of the narrow side copper plate contacting molten steel comprises a middle area and two chamfered areas which are arranged at two sides, wherein said working face is a funnel-shaped curved surface which is larger at a top edge and smaller at a bottom edge, said funnel-shaped curve surface is selected from the following combinations: contour lines of the top edge of the middle area and two chamfered areas which are arranged at two sides are composed of concave curves, and the contour lines of the bottom edge are composed of straight lines; or contour lines of the top edge of the middle area and two chamfered areas which are arranged at two sides are composed of concave curves, and the contour lines of the bottom edge are composed of concave curves.