... , 8 or 12 roller high stiff mill trains of cold rolling. With a history of almost 30 years in professional R ... line design.2. Rolling machinery. We may manufacture with fine workmanship 4, 6, 8, 12 rolls high stiff cold rolling mill trains for ... continuous casting & continuous rolling mills for copper, aluminum and zinc, and the auxiliary machinery such as roll table, cold bed, straightening and ...