These rolls can be produced by static casting or centrifugal casting. Bainitic Nodular Cast Iron RollsAlloy elements of Ni ,Mn, Cr, Mo etc are added to bainitic nodular cast iron rolls for obtaining acicular(bainite-martensite)matrix in its microstructure of these rolls. Its strength and toughnes is higher than Perlitic Nodular Cast Iron Rolls, wearability is also better than latter. These rolls ...