Patent ID: 8387682

Claim:
A twin roll continuous caster comprising: a pair of casting rolls having a first end portion and a second end portion laterally positioned to form a nip adapted to support a molten casting pool formed therebetween and to cast a thin strip cast downwardly from between the casting rolls; the casting rolls comprising circumferential portions having a plurality of circumferential cooling passages, each having a first end portion and a second end portion, adjacent a circumferential casting surface, and a temperature-regulating passage or passages spaced inward of the cooling passages with each having a first end portion adjacent the casting roll first end portion and a second end portion adjacent the casting roll second end portion and extending between said first end portion and said second end portion of the temperature-regulating passage or passages through the casting rolls; a cooler adapted to cool cooling liquid supplied to the cooling passages through inlets at the first end portions; a temperature-regulating medium supply unit; and a temperature-regulated temperature-regulating medium adapted to enter inlets at the first end portions of said temperature-regulating passages from the temperature-regulating medium supply unit and adapted to discharge the temperature-regulating medium through outlets at the second end portions of the temperature-regulating passages.