... mould tubeRange MaterialsCuDHP, CuAg, CuCrZr, CuNiPCross sectionSquare, rectangular, round, polygonal, beam blankSizeUp to 750 mm (across), larger sizes available on requestInternal ... .k)284 W/(m.k)Recrystalization330377700600Hardness at 2093 HB95 HB125HB115HB beam blank copper mould tube for CCM