... CO.,LTD can produce various copper mould tubes,including square copper tubes,rectangular copper tubes,round copper tubes,non-standard copper mould tubesCopper moulds have played ... to distortion from thermal stress. So far only copper and a few copper alloys meet the above conditions, both economically and ... -1016280-48080-140CuCrZr,CuAgNi-Co,Ni-Fe Deoxidized phosphorus Rectangular copper mould tubes