... & Metallurgy Group Co., Ltd. offer: round,square,square,rectangular,bloom,beam blank copper mould tube & plate Liaoning Mineral& Metallurgy Group Co ... casting machineRange MaterialsCuDHP, CuAg, CuCrZr, CuNiPCross sectionSquare, rectangular, round, polygonal, beam blankSizeUp to 750 mm (across), larger sizes ... W/(m.k)Recrystalization330377700600Hardness at 2093 HB95 HB125HB115HB round copper mould tube