PURPOSE: Structure of a mold for plate extrusion is provided to mold a wide plate and to evenly coat the surface of a form by using a distribution unit and evenly diffusing a coating liquid. CONSTITUTION: Structure of a mold for plate extrusion comprises an extruding member(20) for repeatedly melting a material supplied in a molten state and distributing the molten material by extruding, a control member(30) installed in the front end of the extruding member and controlling pressure, coating members(40) installed in the front end of the control member and coating the surface of a form, and a molding die(50) installed in the tail end of the coating member and finishing the shape of the form.
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