Multi Serve Rolls Ltd. Offers Definite Clear Chill Iron Rolls. Multi Serve Rolls Ltd. Supplies rolls for various industrial purposes. Definite Clear Chill Iron Rolls shows The white graphite free structure consisting of eutectic carbide and transformed austentite. Definite Clear Chill Iron Rolls gives a hard layer which confers good Resistance to wear. The core and necks exhibit a tough grey structure, and the iron of the transition zone is mottled. Definite Clear Chill Iron Rolls is less soft, strong And incapable of withstanding high dynamic stresses, but owing to its greater hardness, has better wear-resistance, and has high compressive strength. It retains a fair Proportion of its strength at elevated temperature, for example, in hot rolling. The rolls are used for the finishing stand of rod and light section mills, for continuous Small and medium hot strip mills, and for strip mills of older design.